diff --git a/src/main/java/ch/unibas/dmi/dbis/cs108/casono/server/network/command/execution/CommandHandler.java b/src/main/java/ch/unibas/dmi/dbis/cs108/casono/server/network/command/execution/CommandHandler.java
index f0f8b97..4e82e3a 100644
--- a/src/main/java/ch/unibas/dmi/dbis/cs108/casono/server/network/command/execution/CommandHandler.java
+++ b/src/main/java/ch/unibas/dmi/dbis/cs108/casono/server/network/command/execution/CommandHandler.java
@@ -52,5 +52,5 @@ public abstract class CommandHandler<T extends Request> {
      *
      * @param request the request to execute, of type T
      */
-    public void execute(T request) {}
+    public abstract void execute(T request);
 }