diff --git a/src/main/java/org/mastodon/mamut/tomancak/RenameBranchLabels.java b/src/main/java/org/mastodon/mamut/tomancak/RenameBranchLabels.java
index 14eb6e9a..739ae3eb 100644
--- a/src/main/java/org/mastodon/mamut/tomancak/RenameBranchLabels.java
+++ b/src/main/java/org/mastodon/mamut/tomancak/RenameBranchLabels.java
@@ -49,6 +49,7 @@ public static void run( ProjectModel appModel )
 			Spot focusedSpot = focusModel.getFocusedVertex( ref );
 			String newLabel = askForNewLabel( focusedSpot );
 			renameBranch( graph, focusedSpot, newLabel );
+			model.setUndoPoint();
 		}
 		finally
 		{