diff --git a/Plugins/Nautilus.Game.Arcade/src/nautilus/game/arcade/game/games/mineware/challenge/type/ChallengeColorChange.java b/Plugins/Nautilus.Game.Arcade/src/nautilus/game/arcade/game/games/mineware/challenge/type/ChallengeColorChange.java
index 345cfecb2..c55f48649 100644
--- a/Plugins/Nautilus.Game.Arcade/src/nautilus/game/arcade/game/games/mineware/challenge/type/ChallengeColorChange.java
+++ b/Plugins/Nautilus.Game.Arcade/src/nautilus/game/arcade/game/games/mineware/challenge/type/ChallengeColorChange.java
@@ -104,6 +104,7 @@ public class ChallengeColorChange extends Challenge
 	{
 		_isFalling = false;
 		_lastSound = 0;
+		_lastGeneratedPlatforms.clear();
 	}
 
 	@EventHandler