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 3bf1f33b..0c9e3997 100644
--- a/BauSystem_Main/src/de/steamwar/bausystem/features/smartplace/SmartPlaceListener.java
+++ b/BauSystem_Main/src/de/steamwar/bausystem/features/smartplace/SmartPlaceListener.java
@@ -84,6 +84,14 @@ public class SmartPlaceListener implements Listener {
                 default:
                     return;
             }
+        } else {
+            switch (event.getMaterial()) {
+                case REPEATER:
+                case COMPARATOR:
+                    return;
+                default:
+                    break;
+            }
         }
 
         event.setUseInteractedBlock(Event.Result.DENY);