diff --git a/action_plugins/postconf.py b/action_plugins/postconf.py
index 8a7ffbe..5b2d5e1 100755
--- a/action_plugins/postconf.py
+++ b/action_plugins/postconf.py
@@ -209,7 +209,7 @@ class ActionModule(ActionBase):
                 pass
             else:
                 # remove whole service definition
-                cmdline = 'postconf -M# {}/{}'.format(service,stype)
+                cmdline = 'postconf -M# {}/{}'.format(self.service,self.stype)
                 self.runcmd('cmd_remove_service',cmdline)
 
         # non-absent states: set all fields -----------------------------------