diff --git a/src/plugins/plugin_xep_0277.py b/src/plugins/plugin_xep_0277.py
index 1480f018..e2bd3a32 100755
--- a/src/plugins/plugin_xep_0277.py
+++ b/src/plugins/plugin_xep_0277.py
@@ -87,9 +87,6 @@ class XEP_0277(object):
         host.bridge.addMethod("mbSetAccess", ".plugin", in_sign='ss', out_sign='',
                               method=self.mbSetAccess,
                               async=True)
-        host.bridge.addMethod("mbSetAccess", ".plugin", in_sign='ss', out_sign='',
-                              method=self.mbSetAccess,
-                              async=True)
         host.bridge.addMethod("mbSubscribeToMany", ".plugin", in_sign='sass', out_sign='s',
                               method=self._mbSubscribeToMany)
         host.bridge.addMethod("mbGetFromManyRTResult", ".plugin", in_sign='ss', out_sign='(ua(sssaa{ss}a{ss}))',