diff --git a/FightSystem/FightSystem_21/src/de/steamwar/fightsystem/utils/ReflectionWrapper21.java b/FightSystem/FightSystem_21/src/de/steamwar/fightsystem/utils/ReflectionWrapper21.java
index 7ea7a6c4..ea8b2d7f 100644
--- a/FightSystem/FightSystem_21/src/de/steamwar/fightsystem/utils/ReflectionWrapper21.java
+++ b/FightSystem/FightSystem_21/src/de/steamwar/fightsystem/utils/ReflectionWrapper21.java
@@ -47,6 +47,7 @@ public class ReflectionWrapper21 implements ReflectionWrapper {
 
     @Override
     public boolean hasItems(ItemStack stack) {
-        return stack.getDataTypes().stream().anyMatch(FORBIDDEN_TYPES::contains);
+        FORBIDDEN_TYPES.forEach(stack::resetData);
+        return false;
     }
 }