diff --git a/.travis.yml b/.travis.yml
index c857162f..83645cdc 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,15 +1,12 @@
 language: rust
 rust:
+  - 1.15.0
   - stable
   - beta
   - nightly
 
 cache: cargo
 
-matrix:
-  allow_failures:
-    - rust: nightly
-
 addons:
   apt:
     packages:
@@ -25,17 +22,12 @@ before_script:
     - sh ~/rust-installer/rustup.sh --prefix=$(rustc --print sysroot) -y --disable-sudo --add-target=armv7-unknown-linux-gnueabihf
 
 script:
-    - cargo build --no-default-features --features "with-syntex"
-    - cargo build --no-default-features --features "with-syntex with-tremor"
-    - cargo build --no-default-features --features "with-syntex portaudio-backend"
-    - cargo build --no-default-features --features "with-syntex pulseaudio-backend"
-    - cargo build --no-default-features --features "with-syntex alsa-backend"
-    - cargo build --no-default-features --features "with-syntex" --target armv7-unknown-linux-gnueabihf
-
-    # Building without syntex only works on nightly
-    - if [[ $TRAVIS_RUST_VERSION == *"nightly"* ]]; then
-        cargo build --no-default-features --features "nightly";
-      fi
+    - cargo build --no-default-features
+    - cargo build --no-default-features --features "with-tremor"
+    - cargo build --no-default-features --features "portaudio-backend"
+    - cargo build --no-default-features --features "pulseaudio-backend"
+    - cargo build --no-default-features --features "alsa-backend"
+    - cargo build --no-default-features --target armv7-unknown-linux-gnueabihf
 
 notifications:
     email: false
diff --git a/Cargo.lock b/Cargo.lock
index edeaf903..8f89ba7b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -3,12 +3,13 @@ name = "librespot"
 version = "0.1.0"
 dependencies = [
  "alsa 0.0.1 (git+https://github.com/plietar/rust-alsa)",
+ "base64 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "bit-set 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "ctrlc 2.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "env_logger 0.3.5 (registry+https://github.com/rust-lang/crates.io-index)",
- "error-chain 0.7.2 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "env_logger 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "error-chain 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "getopts 0.2.14 (registry+https://github.com/rust-lang/crates.io-index)",
  "hyper 0.11.0-a.0 (git+https://github.com/hyperium/hyper)",
  "lazy_static 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -21,16 +22,14 @@ dependencies = [
  "num-integer 0.1.32 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-traits 0.1.36 (registry+https://github.com/rust-lang/crates.io-index)",
  "portaudio 0.2.0 (git+https://github.com/mvdnes/portaudio-rs)",
- "protobuf 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "protobuf 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "protobuf_macros 0.6.0 (git+https://github.com/plietar/rust-protobuf-macros)",
  "rand 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "rpassword 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "rust-crypto 0.2.36 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc-serialize 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_codegen 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_derive 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_json 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 0.9.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_derive 0.9.6 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_json 0.9.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "shannon 0.1.1 (git+https://github.com/plietar/rust-shannon)",
  "tempfile 2.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-core 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -43,10 +42,10 @@ dependencies = [
 
 [[package]]
 name = "aho-corasick"
-version = "0.5.3"
+version = "0.6.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "memchr 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -59,10 +58,10 @@ dependencies = [
 
 [[package]]
 name = "aster"
-version = "0.39.0"
+version = "0.41.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "syntex_syntax 0.55.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex_syntax 0.58.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -70,7 +69,7 @@ name = "backtrace"
 version = "0.3.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "backtrace-sys 0.1.5 (registry+https://github.com/rust-lang/crates.io-index)",
+ "backtrace-sys 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "cfg-if 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "dbghelp-sys 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -81,10 +80,10 @@ dependencies = [
 
 [[package]]
 name = "backtrace-sys"
-version = "0.1.5"
+version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "gcc 0.3.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "gcc 0.3.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.20 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -175,21 +174,21 @@ dependencies = [
 
 [[package]]
 name = "dtoa"
-version = "0.3.0"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "env_logger"
-version = "0.3.5"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex 0.1.80 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "error-chain"
-version = "0.7.2"
+version = "0.9.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "backtrace 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -197,7 +196,7 @@ dependencies = [
 
 [[package]]
 name = "futures"
-version = "0.1.9"
+version = "0.1.10"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -209,13 +208,13 @@ version = "0.1.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "crossbeam 0.2.10 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "num_cpus 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "gcc"
-version = "0.3.41"
+version = "0.3.43"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -231,16 +230,17 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 [[package]]
 name = "hyper"
 version = "0.11.0-a.0"
-source = "git+https://github.com/hyperium/hyper#5c890321ee2da727a814c18d4ee2df5eddd6720e"
+source = "git+https://github.com/hyperium/hyper#2f18ce20348392893f6815519f8c0ad2b5649e66"
 dependencies = [
  "base64 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "futures 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "futures-cpupool 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "httparse 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "language-tags 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "mime 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "relay 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "rustc_version 0.1.7 (registry+https://github.com/rust-lang/crates.io-index)",
  "time 0.1.36 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-core 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "tokio-proto 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -256,12 +256,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "matches 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-bidi 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "unicode-normalization 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "unicode-normalization 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "itoa"
-version = "0.2.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -305,7 +305,7 @@ dependencies = [
 name = "librespot-protocol"
 version = "0.1.0"
 dependencies = [
- "protobuf 1.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "protobuf 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -330,7 +330,7 @@ source = "git+https://github.com/plietar/rust-mdns#51f0ffded504a576350fc5a8b4bdf
 dependencies = [
  "byteorder 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "dns-parser 0.3.2 (git+https://github.com/plietar/dns-parser)",
- "futures 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.20 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "multimap 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -342,7 +342,7 @@ dependencies = [
 
 [[package]]
 name = "memchr"
-version = "0.1.11"
+version = "1.0.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.20 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -449,7 +449,7 @@ name = "ogg-sys"
 version = "0.0.9"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "gcc 0.3.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "gcc 0.3.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.20 (registry+https://github.com/rust-lang/crates.io-index)",
  "pkg-config 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
@@ -480,17 +480,17 @@ dependencies = [
 
 [[package]]
 name = "protobuf"
-version = "1.2.0"
+version = "1.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "protobuf_macros"
 version = "0.6.0"
-source = "git+https://github.com/plietar/rust-protobuf-macros#09c079a96bd4b6b429abc74334215cfcb67e45dc"
+source = "git+https://github.com/plietar/rust-protobuf-macros#f186dc5a16c0d79f14c319ac8ce30b06de0cefee"
 dependencies = [
- "aster 0.39.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex 0.55.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex_syntax 0.55.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "aster 0.41.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex 0.58.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex_syntax 0.58.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -518,19 +518,19 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "regex"
-version = "0.1.80"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "aho-corasick 0.5.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "memchr 0.1.11 (registry+https://github.com/rust-lang/crates.io-index)",
- "regex-syntax 0.3.9 (registry+https://github.com/rust-lang/crates.io-index)",
- "thread_local 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "utf8-ranges 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)",
+ "aho-corasick 0.6.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "memchr 1.0.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "regex-syntax 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "thread_local 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)",
+ "utf8-ranges 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "regex-syntax"
-version = "0.3.9"
+version = "0.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
@@ -538,7 +538,7 @@ name = "relay"
 version = "0.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -557,7 +557,7 @@ name = "rust-crypto"
 version = "0.2.36"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "gcc 0.3.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "gcc 0.3.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.20 (registry+https://github.com/rust-lang/crates.io-index)",
  "rand 0.3.15 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -594,46 +594,36 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "serde"
-version = "0.9.0"
+version = "0.9.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 
-[[package]]
-name = "serde_codegen"
-version = "0.9.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "quote 0.3.12 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde_codegen_internals 0.11.3 (registry+https://github.com/rust-lang/crates.io-index)",
- "syn 0.10.7 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex 0.54.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex_syntax 0.54.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
 [[package]]
 name = "serde_codegen_internals"
-version = "0.11.3"
+version = "0.13.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "syn 0.10.7 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.11.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "serde_derive"
-version = "0.9.1"
+version = "0.9.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "serde_codegen 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "quote 0.3.12 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde_codegen_internals 0.13.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syn 0.11.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "serde_json"
-version = "0.9.0"
+version = "0.9.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "dtoa 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "itoa 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "dtoa 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
+ "itoa 0.3.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "num-traits 0.1.36 (registry+https://github.com/rust-lang/crates.io-index)",
- "serde 0.9.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "serde 0.9.6 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -651,7 +641,7 @@ name = "shannon-sys"
 version = "0.1.0"
 source = "git+https://github.com/plietar/rust-shannon#613aa1e752b3247a30d2c866bb45f0170e9df8d6"
 dependencies = [
- "gcc 0.3.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "gcc 0.3.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.20 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
@@ -667,7 +657,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 
 [[package]]
 name = "syn"
-version = "0.10.7"
+version = "0.11.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "quote 0.3.12 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -676,59 +666,28 @@ dependencies = [
 
 [[package]]
 name = "syntex"
-version = "0.54.0"
+version = "0.58.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "syntex_errors 0.54.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex_syntax 0.54.0 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "syntex"
-version = "0.55.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "syntex_errors 0.55.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex_syntax 0.55.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex_errors 0.58.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex_syntax 0.58.0 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "syntex_errors"
-version = "0.54.0"
+version = "0.58.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "libc 0.2.20 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex_pos 0.54.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "term 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "unicode-xid 0.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "syntex_errors"
-version = "0.55.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "libc 0.2.20 (registry+https://github.com/rust-lang/crates.io-index)",
- "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "rustc-serialize 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex_pos 0.55.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "term 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex_pos 0.58.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "term 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)",
  "unicode-xid 0.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
 name = "syntex_pos"
-version = "0.54.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-dependencies = [
- "rustc-serialize 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
-name = "syntex_pos"
-version = "0.55.0"
+version = "0.58.0"
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 dependencies = [
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@@ -736,31 +695,14 @@ dependencies = [
 
 [[package]]
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-version = "0.54.0"
+version = "0.58.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "bitflags 0.7.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "libc 0.2.20 (registry+https://github.com/rust-lang/crates.io-index)",
  "log 0.3.6 (registry+https://github.com/rust-lang/crates.io-index)",
  "rustc-serialize 0.3.22 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex_errors 0.54.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "syntex_pos 0.54.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "term 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "unicode-xid 0.0.4 (registry+https://github.com/rust-lang/crates.io-index)",
-]
-
-[[package]]
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-source = "registry+https://github.com/rust-lang/crates.io-index"
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- "syntex_pos 0.55.0 (registry+https://github.com/rust-lang/crates.io-index)",
- "term 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex_errors 0.58.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "syntex_pos 0.58.0 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -783,7 +725,7 @@ dependencies = [
 
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@@ -800,7 +742,7 @@ dependencies = [
 
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@@ -809,10 +751,11 @@ dependencies = [
 
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-version = "0.2.7"
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- "thread-id 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)",
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 ]
 
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@@ -831,7 +774,7 @@ name = "tokio-core"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
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  "mio 0.6.4 (registry+https://github.com/rust-lang/crates.io-index)",
  "scoped-tls 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -843,7 +786,7 @@ name = "tokio-proto"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -859,7 +802,7 @@ name = "tokio-service"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "futures 0.1.9 (registry+https://github.com/rust-lang/crates.io-index)",
+ "futures 0.1.10 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
 [[package]]
@@ -876,7 +819,7 @@ name = "tremor-sys"
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@@ -900,7 +843,7 @@ dependencies = [
 
 [[package]]
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-version = "0.1.3"
+version = "0.1.4"
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 [[package]]
@@ -908,6 +851,14 @@ name = "unicode-xid"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 
+[[package]]
+name = "unreachable"
+version = "0.1.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+dependencies = [
+ "void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)",
+]
+
 [[package]]
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@@ -919,7 +870,7 @@ dependencies = [
 
 [[package]]
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-version = "0.1.3"
+version = "1.0.0"
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 [[package]]
@@ -954,7 +905,7 @@ name = "vorbis-encoder"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "gcc 0.3.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "gcc 0.3.43 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -966,7 +917,7 @@ name = "vorbis-sys"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "gcc 0.3.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "gcc 0.3.43 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -977,7 +928,7 @@ name = "vorbisfile-sys"
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 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
- "gcc 0.3.41 (registry+https://github.com/rust-lang/crates.io-index)",
+ "gcc 0.3.43 (registry+https://github.com/rust-lang/crates.io-index)",
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@@ -1004,11 +955,11 @@ dependencies = [
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@@ -1058,14 +1009,14 @@ dependencies = [
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 "checksum slab 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "17b4fcaed89ab08ef143da37bc52adbcc04d4a69014f4c1208d6b51f0c47bc23"
 "checksum smallvec 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "4c8cbcd6df1e117c2210e13ab5109635ad68a929fcbb8964dc965b76cb5ee013"
-"checksum syn 0.10.7 (registry+https://github.com/rust-lang/crates.io-index)" = "e5aaf7e4a0f90d7285445c881dcc28f1a510e4962b4ffcdde17f5775b2960df6"
-"checksum syntex 0.54.0 (registry+https://github.com/rust-lang/crates.io-index)" = "bb3f52553a966675982404dc34028291b347e0c9a9c0b0b34f2da6be8a0443f8"
-"checksum syntex 0.55.0 (registry+https://github.com/rust-lang/crates.io-index)" = "5b186e277908427269816c542c912b45253ed11808a09780bd224679770ce351"
-"checksum syntex_errors 0.54.0 (registry+https://github.com/rust-lang/crates.io-index)" = "dee2f6e49c075f71332bb775219d5982bee6732d26227fa1ae1b53cdb12f5cc5"
-"checksum syntex_errors 0.55.0 (registry+https://github.com/rust-lang/crates.io-index)" = "09c050df675f9be2acbc2082c1d9cf1d3014837ad5f5302b7d4697e4ad031984"
-"checksum syntex_pos 0.54.0 (registry+https://github.com/rust-lang/crates.io-index)" = "8df3921c7945dfb9ffc53aa35adb2cf4313b5ab5f079c3619b3d4eb82a0efc2b"
-"checksum syntex_pos 0.55.0 (registry+https://github.com/rust-lang/crates.io-index)" = "60b7ba34c8017f1972f23f926aae82d66901978bd724ca1372671f67329ee0ee"
-"checksum syntex_syntax 0.54.0 (registry+https://github.com/rust-lang/crates.io-index)" = "dc960085bae44591e22d01f6c0e82a8aec832f8659aca556cdf8ecbdac2bb47b"
-"checksum syntex_syntax 0.55.0 (registry+https://github.com/rust-lang/crates.io-index)" = "58b199e4f76605987ba81d9c949f2274e236388fa1b476fd00f4b72bb7bd9dfc"
+"checksum syn 0.11.4 (registry+https://github.com/rust-lang/crates.io-index)" = "f4f94368aae82bb29656c98443a7026ca931a659e8d19dcdc41d6e273054e820"
+"checksum syntex 0.58.0 (registry+https://github.com/rust-lang/crates.io-index)" = "35f3cc9d446323ef8fefad933b65cd6de271d29fa14a2e9d036a084770c6d6d5"
+"checksum syntex_errors 0.58.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3af03823ea45d420dd2c1a44bb074e13ea55f9b99afe960fd58eb4069b7f6cad"
+"checksum syntex_pos 0.58.0 (registry+https://github.com/rust-lang/crates.io-index)" = "1e502a4a904d9f37cf975dbdbb0b08f2d111322f6792bda6eb095b4112c9a24b"
+"checksum syntex_syntax 0.58.0 (registry+https://github.com/rust-lang/crates.io-index)" = "6cf936464c3863952ea3fab848860ea891eba8647b6008b04c36f0bb007192a3"
 "checksum take 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "b157868d8ac1f56b64604539990685fa7611d8fa9e5476cf0c02cf34d32917c5"
 "checksum tempfile 2.1.5 (registry+https://github.com/rust-lang/crates.io-index)" = "3213fd2b7ed87e39306737ccfac04b1233b57a33ca64cfbf52f2ffaa2b765e2f"
-"checksum term 0.4.4 (registry+https://github.com/rust-lang/crates.io-index)" = "3deff8a2b3b6607d6d7cc32ac25c0b33709453ca9cceac006caac51e963cf94a"
+"checksum term 0.4.5 (registry+https://github.com/rust-lang/crates.io-index)" = "d168af3930b369cfe245132550579d47dfd873d69470755a19c2c6568dbbd989"
 "checksum termios 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = "d5d9cf598a6d7ce700a4e6a9199da127e6819a61e64b68609683cc9a01b5683a"
-"checksum thread-id 2.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a9539db560102d1cef46b8b78ce737ff0bb64e7e18d35b2a5688f7d097d0ff03"
-"checksum thread_local 0.2.7 (registry+https://github.com/rust-lang/crates.io-index)" = "8576dbbfcaef9641452d5cf0df9b0e7eeab7694956dd33bb61515fb8f18cfdd5"
+"checksum thread-id 3.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4437c97558c70d129e40629a5b385b3fb1ffac301e63941335e4d354081ec14a"
+"checksum thread_local 0.3.2 (registry+https://github.com/rust-lang/crates.io-index)" = "7793b722f0f77ce716e7f1acf416359ca32ff24d04ffbac4269f44a4a83be05d"
 "checksum time 0.1.36 (registry+https://github.com/rust-lang/crates.io-index)" = "211b63c112206356ef1ff9b19355f43740fc3f85960c598a93d3a3d3ba7beade"
 "checksum tokio-core 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "3d1be481b55126f02ef88ff86748086473cb537a949fc4a8f4be403a530ae54b"
 "checksum tokio-proto 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "7c0d6031f94d78d7b4d509d4a7c5e1cdf524a17e7b08d1c188a83cf720e69808"
@@ -1106,10 +1052,11 @@ dependencies = [
 "checksum tremor-sys 0.1.0 (git+https://github.com/plietar/rust-tremor)" = "<none>"
 "checksum unicase 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "13a5906ca2b98c799f4b1ab4557b76367ebd6ae5ef14930ec841c74aed5f3764"
 "checksum unicode-bidi 0.2.4 (registry+https://github.com/rust-lang/crates.io-index)" = "b61814f3e7fd0e0f15370f767c7c943e08bc2e3214233ae8f88522b334ceb778"
-"checksum unicode-normalization 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "5e94e9f6961090fcc75180629c4ef33e5310d6ed2c0dd173f4ca63c9043b669e"
+"checksum unicode-normalization 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)" = "e28fa37426fceeb5cf8f41ee273faa7c82c47dc8fba5853402841e665fcd86ff"
 "checksum unicode-xid 0.0.4 (registry+https://github.com/rust-lang/crates.io-index)" = "8c1f860d7d29cf02cb2f3f359fd35991af3d30bac52c57d265a3c461074cb4dc"
+"checksum unreachable 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "1f2ae5ddb18e1c92664717616dd9549dde73f539f01bd7b77c2edb2446bdff91"
 "checksum url 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f5ba8a749fb4479b043733416c244fa9d1d3af3d7c23804944651c8a448cb87e"
-"checksum utf8-ranges 0.1.3 (registry+https://github.com/rust-lang/crates.io-index)" = "a1ca13c08c41c9c3e04224ed9ff80461d97e121589ff27c753a16cb10830ae0f"
+"checksum utf8-ranges 1.0.0 (registry+https://github.com/rust-lang/crates.io-index)" = "662fab6525a98beff2921d7f61a39e7d59e0b425ebc7d0d9e66d316e55124122"
 "checksum vergen 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)" = "8c3365f36c57e5df714a34be40902b27a992eeddb9996eca52d0584611cf885d"
 "checksum void 1.0.2 (registry+https://github.com/rust-lang/crates.io-index)" = "6a02e4885ed3bc0f2de90ea6dd45ebcbb66dacffe03547fadbb0eeae2770887d"
 "checksum vorbis 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = "760993e54524128b88d4d7aff09c773c2f16a9f18db3c8ae1ccca5afd1287656"
diff --git a/Cargo.toml b/Cargo.toml
index 96b1f142..c7de1806 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -21,10 +21,11 @@ path = "src/main.rs"
 path = "protocol"
 
 [dependencies]
+base64          = "0.3.0"
 bit-set         = "0.4.0"
 byteorder       = "1.0"
 ctrlc           = { version = "2.0", features = ["termination"] }
-env_logger      = "0.3.2"
+env_logger      = "0.4.0"
 getopts         = "0.2.14"
 hyper           = { git = "https://github.com/hyperium/hyper" }
 lazy_static     = "0.2.0"
@@ -37,10 +38,9 @@ protobuf        = "1.1"
 rand            = "0.3.13"
 rpassword       = "0.3.0"
 rust-crypto     = "0.2.34"
-rustc-serialize = "0.3.16"
-serde           = "0.9"
-serde_json      = "0.9"
-serde_derive    = { version = "0.9", optional = true }
+serde           = "0.9.6"
+serde_json      = "0.9.5"
+serde_derive    = "0.9.6"
 shannon         = { git = "https://github.com/plietar/rust-shannon" }
 tempfile        = "2.1"
 url             = "1.3"
@@ -52,29 +52,25 @@ alsa            = { git = "https://github.com/plietar/rust-alsa", optional = tru
 portaudio       = { git = "https://github.com/mvdnes/portaudio-rs", optional = true }
 libpulse-sys    = { git = "https://github.com/astro/libpulse-sys", optional = true }
 
-protobuf_macros = { git = "https://github.com/plietar/rust-protobuf-macros" }
-
 mdns            = { git = "https://github.com/plietar/rust-mdns" }
 
-error-chain = "0.7.0"
+error-chain = "0.9.0"
 futures = "0.1.8"
 tokio-core = "0.1.2"
 tokio-proto = "0.1.0"
 
 [build-dependencies]
 vergen          = "0.1.0"
-protobuf_macros = { git = "https://github.com/plietar/rust-protobuf-macros" }
-serde_codegen   = { version = "0.9", optional = true }
+protobuf_macros = { git = "https://github.com/plietar/rust-protobuf-macros", features = ["with-syntex"] }
 
 [features]
-with-syntex       = ["serde_codegen", "protobuf_macros/with-syntex"]
-nightly           = ["serde_derive"]
-
-with-tremor       = ["tremor"]
-alsa-backend      = ["alsa"]
+alsa-backend = ["alsa"]
 portaudio-backend = ["portaudio"]
-pulseaudio-backend= ["libpulse-sys"]
-default           = ["with-syntex", "portaudio-backend"]
+pulseaudio-backend = ["libpulse-sys"]
+
+with-tremor = ["tremor"]
+
+default = ["portaudio-backend"]
 
 [package.metadata.deb]
 maintainer = "nobody"
diff --git a/README.md b/README.md
index 95331fbf..914f40e0 100644
--- a/README.md
+++ b/README.md
@@ -60,14 +60,6 @@ The following backends are currently available :
 - PortAudio 
 - PulseAudio
 
-## Development
-When developing *librespot*, it is preferable to use Rust nightly, and build it using the following :
-```shell
-cargo build --no-default-features --features "nightly portaudio-backend"
-```
-
-This produces better compilation error messages than with the default configuration.
-
 ## Disclaimer
 Using this code to connect to Spotify's API is probably forbidden by them.
 Use at your own risk.
diff --git a/build.rs b/build.rs
index 4e95ab9d..77699884 100644
--- a/build.rs
+++ b/build.rs
@@ -1,24 +1,13 @@
 extern crate vergen;
+extern crate protobuf_macros;
 
-#[cfg(feature = "with-syntex")]
-fn codegen() {
-    extern crate protobuf_macros;
-    extern crate serde_codegen;
-
-    use std::env;
-    use std::path::PathBuf;
-
-    let out = PathBuf::from(env::var("OUT_DIR").unwrap());
-
-    serde_codegen::expand("src/lib.in.rs", &out.join("lib.tmp0.rs")).unwrap();
-    protobuf_macros::expand(&out.join("lib.tmp0.rs"), &out.join("lib.rs")).unwrap();
-}
-
-#[cfg(not(feature = "with-syntex"))]
-fn codegen() { }
+use std::env;
+use std::path::PathBuf;
 
 fn main() {
     vergen::vergen(vergen::OutputFns::all()).unwrap();
-    codegen();
+
+    let out = PathBuf::from(env::var("OUT_DIR").unwrap());
+    protobuf_macros::expand("src/lib.in.rs", &out.join("lib.rs")).unwrap();
 }
 
diff --git a/src/authentication/discovery.rs b/src/authentication/discovery.rs
index fe7c2750..4e38a43f 100644
--- a/src/authentication/discovery.rs
+++ b/src/authentication/discovery.rs
@@ -1,3 +1,4 @@
+use base64;
 use crypto::digest::Digest;
 use crypto::mac::Mac;
 use crypto;
@@ -9,7 +10,6 @@ use hyper::{self, Get, Post, StatusCode};
 use mdns;
 use num_bigint::BigUint;
 use rand;
-use rustc_serialize::base64::{self, ToBase64, FromBase64};
 use std::collections::BTreeMap;
 use std::io;
 use std::net::SocketAddr;
@@ -77,8 +77,8 @@ impl Discovery {
     fn handle_get_info(&self, _params: &BTreeMap<String, String>)
         -> ::futures::Finished<Response, hyper::Error>
     {
-        let public_key = self.0.public_key.to_bytes_be()
-                                        .to_base64(base64::STANDARD);
+        let public_key = self.0.public_key.to_bytes_be();
+        let public_key = base64::encode(&public_key);
 
         let result = json!({
             "status": 101,
@@ -107,9 +107,9 @@ impl Discovery {
         let encrypted_blob = params.get("blob").unwrap();
         let client_key = params.get("clientKey").unwrap();
 
-        let encrypted_blob = encrypted_blob.from_base64().unwrap();
+        let encrypted_blob = base64::decode(encrypted_blob).unwrap();
 
-        let client_key = client_key.from_base64().unwrap();
+        let client_key = base64::decode(client_key).unwrap();
         let client_key = BigUint::from_bytes_be(&client_key);
 
         let shared_key = util::powm(&client_key, &self.0.private_key, &DH_PRIME);
diff --git a/src/authentication/mod.rs b/src/authentication/mod.rs
index a4337559..c48227d3 100644
--- a/src/authentication/mod.rs
+++ b/src/authentication/mod.rs
@@ -1,3 +1,4 @@
+use base64;
 use byteorder::{BigEndian, ByteOrder};
 use crypto;
 use crypto::aes;
@@ -12,7 +13,6 @@ use serde_json;
 use std::io::{self, stderr, Read, Write};
 use std::fs::File;
 use std::path::Path;
-use rustc_serialize::base64::{self, FromBase64, ToBase64};
 
 use protocol::authentication::AuthenticationType;
 
@@ -64,7 +64,7 @@ impl Credentials {
             Ok(data)
         }
 
-        let encrypted_blob = encrypted_blob.from_base64().unwrap();
+        let encrypted_blob = base64::decode(encrypted_blob).unwrap();
 
         let secret = {
             let mut data = [0u8; 20];
@@ -159,14 +159,14 @@ fn deserialize_protobuf_enum<T, D>(de: D) -> Result<T, D::Error>
 fn serialize_base64<T, S>(v: &T, ser: S) -> Result<S::Ok, S::Error>
     where T: AsRef<[u8]>, S: serde::Serializer {
 
-    serde::Serialize::serialize(&v.as_ref().to_base64(base64::STANDARD), ser)
+    serde::Serialize::serialize(&base64::encode(v.as_ref()), ser)
 }
 
 fn deserialize_base64<D>(de: D) -> Result<Vec<u8>, D::Error>
     where D: serde::Deserializer {
 
     let v : String = try!(serde::Deserialize::deserialize(de));
-    v.from_base64().map_err(|e| serde::de::Error::custom(e.to_string()))
+    base64::decode(&v).map_err(|e| serde::de::Error::custom(e.to_string()))
 }
 
 mod discovery;
diff --git a/src/lib.in.rs b/src/lib.in.rs
index 1799a257..55ce5507 100644
--- a/src/lib.in.rs
+++ b/src/lib.in.rs
@@ -1,4 +1,2 @@
-pub mod apresolve;
-pub mod authentication;
 pub mod connection;
 pub mod spirc;
diff --git a/src/lib.rs b/src/lib.rs
index 67ea0371..0aaa4040 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,8 +1,5 @@
 #![crate_name = "librespot"]
 
-#![cfg_attr(not(feature = "with-syntex"), feature(plugin, custom_derive))]
-#![cfg_attr(not(feature = "with-syntex"), plugin(protobuf_macros))]
-
 #![cfg_attr(feature = "cargo-clippy", allow(unused_io_amount))]
 
 #[macro_use] extern crate error_chain;
@@ -10,10 +7,9 @@
 #[macro_use] extern crate lazy_static;
 #[macro_use] extern crate log;
 #[macro_use] extern crate serde_json;
-
-#[cfg(not(feature = "with-syntex"))]
 #[macro_use] extern crate serde_derive;
 
+extern crate base64;
 extern crate bit_set;
 extern crate byteorder;
 extern crate crypto;
@@ -27,7 +23,6 @@ extern crate num_traits;
 extern crate protobuf;
 extern crate rand;
 extern crate rpassword;
-extern crate rustc_serialize;
 extern crate serde;
 extern crate shannon;
 extern crate tempfile;
@@ -35,7 +30,7 @@ extern crate tokio_core;
 extern crate tokio_proto;
 extern crate url;
 
-extern crate librespot_protocol as protocol;
+pub extern crate librespot_protocol as protocol;
 
 #[cfg(not(feature = "with-tremor"))]
 extern crate vorbis;
@@ -44,18 +39,22 @@ extern crate tremor as vorbis;
 
 #[cfg(feature = "alsa-backend")]
 extern crate alsa;
+
 #[cfg(feature = "portaudio")]
 extern crate portaudio;
+
 #[cfg(feature = "libpulse-sys")]
 extern crate libpulse_sys;
 
-#[macro_use] mod component;
 
+#[macro_use] mod component;
 pub mod album_cover;
+pub mod apresolve;
 pub mod audio_backend;
 pub mod audio_decrypt;
 pub mod audio_file;
 pub mod audio_key;
+pub mod authentication;
 pub mod cache;
 pub mod channel;
 pub mod diffie_hellman;
@@ -66,5 +65,5 @@ pub mod session;
 pub mod util;
 pub mod version;
 
-#[cfg(feature = "with-syntex")] include!(concat!(env!("OUT_DIR"), "/lib.rs"));
-#[cfg(not(feature = "with-syntex"))] include!("lib.in.rs");
+
+include!(concat!(env!("OUT_DIR"), "/lib.rs"));
diff --git a/src/player.rs b/src/player.rs
index 9cf98494..d0410967 100644
--- a/src/player.rs
+++ b/src/player.rs
@@ -29,7 +29,6 @@ struct PlayerInternal {
     sink: Box<Sink>,
 }
 
-//#[derive(Debug)]
 enum PlayerCommand {
     Load(SpotifyId, bool, u32, oneshot::Sender<()>),
     Play,
@@ -226,7 +225,7 @@ impl PlayerInternal {
     }
 
     fn handle_command(&mut self, cmd: PlayerCommand) {
-        //debug!("command={:?}", cmd);
+        debug!("command={:?}", cmd);
         match cmd {
             PlayerCommand::Load(track_id, play, position, end_of_track) => {
                 if self.state.is_playing() {
@@ -403,3 +402,36 @@ fn vorbis_time_seek_ms<R>(decoder: &mut vorbis::Decoder<R>, ms: i64) -> Result<(
 fn vorbis_time_seek_ms<R>(decoder: &mut vorbis::Decoder<R>, ms: i64) -> Result<(), vorbis::VorbisError> where R: Read + Seek {
     decoder.time_seek(ms)
 }
+
+impl ::std::fmt::Debug for PlayerCommand {
+    fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
+        match *self {
+            PlayerCommand::Load(track, play, position, _) => {
+                f.debug_tuple("Load")
+                 .field(&track)
+                 .field(&play)
+                 .field(&position)
+                 .finish()
+            }
+            PlayerCommand::Play => {
+                f.debug_tuple("Play").finish()
+            }
+            PlayerCommand::Pause => {
+                f.debug_tuple("Pause").finish()
+            }
+            PlayerCommand::Volume(volume) => {
+                f.debug_tuple("Volume")
+                 .field(&volume)
+                 .finish()
+            }
+            PlayerCommand::Stop => {
+                f.debug_tuple("Stop").finish()
+            }
+            PlayerCommand::Seek(position) => {
+                f.debug_tuple("Seek")
+                 .field(&position)
+                 .finish()
+            }
+        }
+    }
+}