diff --git a/extensions/fablabchemnitz/remove_empty_groups/remove_empty_groups.py b/extensions/fablabchemnitz/remove_empty_groups/remove_empty_groups.py
index 16cae542..a8c65c6a 100644
--- a/extensions/fablabchemnitz/remove_empty_groups/remove_empty_groups.py
+++ b/extensions/fablabchemnitz/remove_empty_groups/remove_empty_groups.py
@@ -10,7 +10,7 @@ This extension is totally minimal. It will just clean the whole document from gr
 Author: Mario Voigt / FabLab Chemnitz
 Mail: mario.voigt@stadtfabrikanten.org
 Date: 19.08.2020
-Last Patch: 18.04.2022
+Last Patch: 23.04.2022
 License: GNU GPL v3
 
 Thanks to Cyrille
@@ -26,9 +26,6 @@ class RemoveEmptyGroups(inkex.EffectExtension):
         if len(groups) == 0:
             return
 
-        # used to track if we make changes
-        made_changes = False
-
         # loop through groups
         for group in groups: