diff --git a/src/main/java/org/toop/server/backend/TcpServer.java b/src/main/java/org/toop/server/backend/TcpServer.java
index 10f4290..921f493 100644
--- a/src/main/java/org/toop/server/backend/TcpServer.java
+++ b/src/main/java/org/toop/server/backend/TcpServer.java
@@ -31,7 +31,7 @@ public class TcpServer implements Runnable {
     @Override
     public void run() {
         try {
-            logger.info("Server listening on port " + port);
+            logger.info("Server listening on port {}", port);
 
             while (running) {
                 Socket clientSocket = this.serverSocket.accept();
@@ -61,6 +61,7 @@ public class TcpServer implements Runnable {
 
     private void stopWorkers() {
         this.running = false;
+        this.receivedQueue.clear();
         this.sendQueue.clear();
         this.executor.shutdownNow();
     }
diff --git a/src/main/java/org/toop/server/backend/tictactoe/TicTacToeServer.java b/src/main/java/org/toop/server/backend/tictactoe/TicTacToeServer.java
new file mode 100644
index 0000000..629a4db
--- /dev/null
+++ b/src/main/java/org/toop/server/backend/tictactoe/TicTacToeServer.java
@@ -0,0 +1,17 @@
+package org.toop.server.backend.tictactoe;
+
+import org.toop.server.backend.TcpServer;
+import org.toop.game.TTT;
+
+import java.io.IOException;
+
+public class TicTacToeServer extends TcpServer {
+    public TicTacToeServer(int port) throws IOException {
+        super(port);
+    }
+
+    private void gameThread(String main_character, String opponent_character) {
+        TTT ticTacToe = new TTT(main_character, opponent_character);
+    }
+
+}