diff --git a/org.fortiss.tooling.base/trunk/src/org/fortiss/tooling/base/editor/TreeViewerEditorBase.java b/org.fortiss.tooling.base/trunk/src/org/fortiss/tooling/base/editor/TreeViewerEditorBase.java
index 17cbe2141d0ea523b90d8d7a8beaa8ca45338592..67088af5e0b53423f01bc34fd4bb6778d862951b 100644
--- a/org.fortiss.tooling.base/trunk/src/org/fortiss/tooling/base/editor/TreeViewerEditorBase.java
+++ b/org.fortiss.tooling.base/trunk/src/org/fortiss/tooling/base/editor/TreeViewerEditorBase.java
@@ -178,7 +178,7 @@ public abstract class TreeViewerEditorBase<T extends EObject> extends
 						(EObject) lastTarget, dropped, null);
 			}
 
-			return true;
+			return false;
 		}
 
 		/** {@inheritDoc} */