diff --git a/bindings/python/ns3modulegen.py b/bindings/python/ns3modulegen.py
index 27dbd6c24..b29bd2d34 100755
--- a/bindings/python/ns3modulegen.py
+++ b/bindings/python/ns3modulegen.py
@@ -131,10 +131,9 @@ def main():
             pass
 
     if 'Threading' not in enabled_features:
-        for clsname in ['SystemThread', 'SystemMutex', 'SystemCondition', 'CriticalSection']:
+        for clsname in ['SystemThread', 'SystemMutex', 'SystemCondition', 'CriticalSection', 'SimpleRefCount< ns3::SystemThread, ns3::empty >']:
             root_module.classes.remove(root_module['ns3::%s' % clsname])
 
-
     if 'EmuNetDevice' not in enabled_features:
         for clsname in ['EmuNetDevice', 'EmuHelper']:
             root_module.classes.remove(root_module['ns3::%s' % clsname])