diff --git a/freeswitch/network-policies.yml b/freeswitch/network-policies.yml
index ff31e20..a08dcbb 100644
--- a/freeswitch/network-policies.yml
+++ b/freeswitch/network-policies.yml
@@ -43,3 +43,7 @@ spec:
     - to:
         - ipBlock:
             cidr: 195.222.16.38/32  # Elisa SIP
+    - to:
+      ports:
+        - port: 53
+          protocol: UDP
\ No newline at end of file