diff --git a/src/ChannelManagers/RedisChannelManager.php b/src/ChannelManagers/RedisChannelManager.php
index a4f564b0b3..ee8ce768ee 100644
--- a/src/ChannelManagers/RedisChannelManager.php
+++ b/src/ChannelManagers/RedisChannelManager.php
@@ -12,7 +12,6 @@
 use Illuminate\Support\Facades\Redis;
 use Illuminate\Support\Str;
 use Ratchet\ConnectionInterface;
-use Ratchet\WebSocket\WsConnection;
 use React\EventLoop\LoopInterface;
 use React\Promise\PromiseInterface;
 use stdClass;
diff --git a/src/Console/Commands/StartServer.php b/src/Console/Commands/StartServer.php
index e6c0676b8a..890a4f1ff5 100644
--- a/src/Console/Commands/StartServer.php
+++ b/src/Console/Commands/StartServer.php
@@ -187,7 +187,7 @@ protected function configurePcntlSignal()
 
     /**
      * Configure the tracker that will delete
-     * from the store the connections that
+     * from the store the connections that.
      *
      * @return void
      */
diff --git a/src/Server/MockableConnection.php b/src/Server/MockableConnection.php
index 9fb5813af1..46a2f72c22 100644
--- a/src/Server/MockableConnection.php
+++ b/src/Server/MockableConnection.php
@@ -23,21 +23,21 @@ public function __construct($appId, string $socketId)
     }
 
     /**
-     * Send data to the connection
+     * Send data to the connection.
      * @param  string  $data
      * @return \Ratchet\ConnectionInterface
      */
-    function send($data)
+    public function send($data)
     {
         //
     }
 
     /**
-     * Close the connection
+     * Close the connection.
      *
      * @return void
      */
-    function close()
+    public function close()
     {
         //
     }