diff --git a/mbuni/mmsbox/mmsbox.c b/mbuni/mmsbox/mmsbox.c
index 2911a94..75e3f60 100644
--- a/mbuni/mmsbox/mmsbox.c
+++ b/mbuni/mmsbox/mmsbox.c
@@ -161,7 +161,7 @@ static MmsService *get_service(Octstr *keyword, Octstr *mmc_id, Octstr *receiver
 	       continue;
 	  
 	  if (ms->allowed_receiver_prefix && phonenum  && 
-	      does_prefix_match(ms->denied_receiver_prefix, phonenum) == 0)
+	      does_prefix_match(ms->allowed_receiver_prefix, phonenum) == 0)
 	       continue;
 	  
 	  if (keyword &&