diff --git a/sfx2/qa/python/check_sidebar.py b/sfx2/qa/python/check_sidebar.py
index 4dd3a5ddd35b..1795832d657a 100644
--- a/sfx2/qa/python/check_sidebar.py
+++ b/sfx2/qa/python/check_sidebar.py
@@ -19,8 +19,6 @@ from com.sun.star.ui import XPanels
 from com.sun.star.ui import XPanel
 
 class CheckSidebar(unittest.TestCase):
-    _uno = None
-    _xDoc = None
 
     @classmethod
     def setUpClass(cls):
diff --git a/sfx2/qa/python/check_sidebar_registry.py b/sfx2/qa/python/check_sidebar_registry.py
index 70b679a80e25..19a8ae79237f 100644
--- a/sfx2/qa/python/check_sidebar_registry.py
+++ b/sfx2/qa/python/check_sidebar_registry.py
@@ -14,8 +14,6 @@ from org.libreoffice.unotest import UnoInProcess
 import uno
 
 class CheckSidebarRegistry(unittest.TestCase):
-    _uno = None
-    _xDoc = None
 
     @classmethod
     def setUpClass(cls):