diff --git a/Moose Development/Moose/Functional/AirbasePolice.lua b/Moose Development/Moose/Functional/AirbasePolice.lua
index c5b0c0d30..f416c2516 100644
--- a/Moose Development/Moose/Functional/AirbasePolice.lua	
+++ b/Moose Development/Moose/Functional/AirbasePolice.lua	
@@ -108,8 +108,10 @@ function AIRBASEPOLICE_BASE:New( SetClient, Airbases )
   )
 
   self.AirbaseMonitor = SCHEDULER:New( self, self._AirbaseMonitor, {}, 0, 2, 0.05 )
-  
-  trigger.action.setUserFlag("SSB",100)
+
+  -- This is simple slot blocker is used on the server.  
+  SSB = USERFLAG:New( "SSB" )
+  SSB:Set( 100 )
 
   return self
 end