diff --git a/BauSystem_Main/src/de/steamwar/bausystem/features/smartplace/SmartPlaceListener.java b/BauSystem_Main/src/de/steamwar/bausystem/features/smartplace/SmartPlaceListener.java
index 07748a98..f3ab68bf 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/features/smartplace/SmartPlaceListener.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/features/smartplace/SmartPlaceListener.java
@@ -67,6 +67,7 @@ public class SmartPlaceListener implements Plain, Listener {
             }
         }
         CONTAINERS.add(Material.GRINDSTONE);
+        CONTAINERS.remove(Material.COMPARATOR);
         state.update(true, false);
 
         IGNORED.add(Material.TNT);