diff --git a/Plugins/Mineplex.Game.Clans/src/mineplex/game/clans/tutorial/tutorials/clans/objective/goals/attackenemy/MountCannonGoal.java b/Plugins/Mineplex.Game.Clans/src/mineplex/game/clans/tutorial/tutorials/clans/objective/goals/attackenemy/MountCannonGoal.java
index f707b34e6..54cfe9b0e 100644
--- a/Plugins/Mineplex.Game.Clans/src/mineplex/game/clans/tutorial/tutorials/clans/objective/goals/attackenemy/MountCannonGoal.java
+++ b/Plugins/Mineplex.Game.Clans/src/mineplex/game/clans/tutorial/tutorials/clans/objective/goals/attackenemy/MountCannonGoal.java
@@ -33,7 +33,10 @@ public class MountCannonGoal extends ObjectiveGoal<AttackEnemyObjective>
 	@Override
 	protected void clean(Player player, TutorialRegion region)
 	{
-		getObjective().getCannons().remove(player.getName()).kill();
+		// This cannon could be removed from the tutorial already in BlowUpWallGoal, we need to check if its null
+		Cannon cannon = getObjective().getCannons().remove(player.getName());
+		if (cannon != null)
+			cannon.kill();
 	}
 
 	@Override