diff --git a/lib/units/device/plugins/service.js b/lib/units/device/plugins/service.js
index dee0df23..459c1e5a 100644
--- a/lib/units/device/plugins/service.js
+++ b/lib/units/device/plugins/service.js
@@ -42,14 +42,14 @@ module.exports = syrup.serial()
     var agent = {
       socket: null
     , writer: null
-    , port: 1090
+    , sock: 'localabstract:stfagent'
     }
 
     var service = {
       socket: null
     , writer: null
     , reader: null
-    , port: 1100
+    , sock: 'localabstract:stfservice'
     }
 
     function stopAgent() {
@@ -229,7 +229,7 @@ module.exports = syrup.serial()
         , apk.startIntent.component
       ))
         .then(function() {
-          return devutil.waitForPort(adb, options.serial, service.port)
+          return devutil.waitForLocalSocket(adb, options.serial, service.sock)
             .timeout(15000)
         })
         .then(function(conn) {
@@ -270,7 +270,7 @@ module.exports = syrup.serial()
       return stopAgent()
         .timeout(15000)
         .then(function() {
-          return devutil.ensureUnusedPort(adb, options.serial, agent.port)
+          return devutil.ensureUnusedLocalSocket(adb, options.serial, agent.sock)
             .timeout(10000)
         })
         .then(function() {
@@ -285,7 +285,7 @@ module.exports = syrup.serial()
           streamutil.talk(log, 'Agent says: "%s"', out)
         })
         .then(function() {
-          return devutil.waitForPort(adb, options.serial, agent.port)
+          return devutil.waitForLocalSocket(adb, options.serial, agent.sock)
             .timeout(10000)
         })
         .then(function(conn) {
diff --git a/lib/units/device/resources/service.js b/lib/units/device/resources/service.js
index bc3f7372..d94f18c9 100644
--- a/lib/units/device/resources/service.js
+++ b/lib/units/device/resources/service.js
@@ -17,7 +17,7 @@ module.exports = syrup.serial()
       pathutil.vendor('STFService/wire.proto'))
 
     var resource = {
-      requiredVersion: '1.0.2'
+      requiredVersion: '1.1.0'
     , pkg: 'jp.co.cyberagent.stf'
     , main: 'jp.co.cyberagent.stf.Agent'
     , apk: pathutil.vendor('STFService/STFService.apk')
diff --git a/lib/util/devutil.js b/lib/util/devutil.js
index f2643b14..524113a3 100644
--- a/lib/util/devutil.js
+++ b/lib/util/devutil.js
@@ -9,58 +9,31 @@ function closedError(err) {
   return err.message.indexOf('closed') !== -1
 }
 
-devutil.ensureUnusedPort = function(adb, serial, port) {
-  return adb.openTcp(serial, port)
+devutil.ensureUnusedLocalSocket = function(adb, serial, sock) {
+  return adb.openLocal(serial, sock)
     .then(function(conn) {
       conn.end()
-      throw new Error(util.format('Port "%d" should be unused', port))
+      throw new Error(util.format('Local socket "%s" should be unused', sock))
     })
     .catch(closedError, function() {
-      return Promise.resolve(port)
+      return Promise.resolve(sock)
     })
 }
 
-devutil.waitForPort = function(adb, serial, port) {
-  return adb.openTcp(serial, port)
+devutil.waitForLocalSocket = function(adb, serial, sock) {
+  return adb.openLocal(serial, sock)
     .then(function(conn) {
-      conn.port = port
+      conn.sock = sock
       return conn
     })
     .catch(closedError, function() {
       return Promise.delay(100)
         .then(function() {
-          return devutil.waitForPort(adb, serial, port)
+          return devutil.waitForLocalSocket(adb, serial, sock)
         })
     })
 }
 
-devutil.waitForPortToFree = function(adb, serial, port) {
-  return adb.openTcp(serial, port)
-    .then(function(conn) {
-      var resolver = Promise.defer()
-
-      function endListener() {
-        resolver.resolve(port)
-      }
-
-      function errorListener(err) {
-        resolver.reject(err)
-      }
-
-      conn.on('end', endListener)
-      conn.on('error', errorListener)
-
-      return resolver.promise.finally(function() {
-        conn.removeListener('end', endListener)
-        conn.removeListener('error', errorListener)
-        conn.end()
-      })
-    })
-    .catch(closedError, function() {
-      return port
-    })
-}
-
 devutil.listPidsByComm = function(adb, serial, comm, bin) {
   var users = {
     shell: true
diff --git a/vendor/STFService/STFService.apk b/vendor/STFService/STFService.apk
index 1b5eaf8e..28ec6240 100644
Binary files a/vendor/STFService/STFService.apk and b/vendor/STFService/STFService.apk differ