diff --git a/voting-booth/src/main/java/meerkat/voting/output/outputcommands/OutputCommand.java b/voting-booth/src/main/java/meerkat/voting/output/outputcommands/OutputCommand.java
index 59f5ebc..89591fb 100644
--- a/voting-booth/src/main/java/meerkat/voting/output/outputcommands/OutputCommand.java
+++ b/voting-booth/src/main/java/meerkat/voting/output/outputcommands/OutputCommand.java
@@ -6,13 +6,13 @@ import meerkat.voting.controller.callbacks.ControllerCallback;
  * Base class for the commands to put in the output-device queue
  */
 public abstract class OutputCommand<T> {
-    protected final ControllerCallback callback;
+    protected final ControllerCallback<T> callback;
 
     protected OutputCommand(ControllerCallback<T> callback) {
         this.callback = callback;
     }
 
     public ControllerCallback<T> getCallback () {
-        return this.callback;
+        return callback;
     }
 }