diff --git a/local4.conf b/local4.conf
index 81b1978..1272c33 100644
--- a/local4.conf
+++ b/local4.conf
@@ -5,7 +5,7 @@ define OWNIP = 172.20.170.192;
 define DN42_REGION = 41;
 
 function is_self_net() {
-  return net ~ [172.20.170.192/27+];
+  return net ~ [172.20.170.192/27];
 }
 
 function is_valid_network() {