diff --git a/lib/wire/util.js b/lib/wire/util.js
index d755482f..bc1b4d59 100644
--- a/lib/wire/util.js
+++ b/lib/wire/util.js
@@ -73,38 +73,6 @@ var wireutil = {
       )
     ))
   }
-, makeDevicePropertiesMessage: function(serial, properties) {
-    return wireutil.envelope(new wire.DevicePropertiesMessage(
-      serial
-    , Object.keys(properties).map(function(key) {
-        return new wire.DeviceProperty(key, properties[key])
-      })
-    ))
-  }
-, makeShellCommandMessage: function(channel, command) {
-    return wireutil.envelope(new wire.ShellCommandMessage(
-      channel
-    , command
-    ))
-  }
-, makeShellCommandDataMessage: function(serial, seq, chunk) {
-    return wireutil.envelope(new wire.ShellCommandDataMessage(
-      serial
-    , seq
-    , chunk
-    ))
-  }
-, makeShellCommandDoneMessage: function(serial) {
-    return wireutil.envelope(new wire.ShellCommandDoneMessage(
-      serial
-    ))
-  }
-, makeShellCommandFailMessage: function(serial, reason) {
-    return wireutil.envelope(new wire.ShellCommandFailMessage(
-      serial
-    , reason
-    ))
-  }
 }
 
 module.exports = wireutil