diff --git a/kubernetes/infrastructure/network-policies/home-assistant-ns.yaml b/kubernetes/infrastructure/network-policies/home-assistant-ns.yaml
index b48edb83..b1ba2c4e 100644
--- a/kubernetes/infrastructure/network-policies/home-assistant-ns.yaml
+++ b/kubernetes/infrastructure/network-policies/home-assistant-ns.yaml
@@ -186,8 +186,8 @@ spec:
     matchLabels:
       app.kubernetes.io/name: mosquitto
   ingress:
-    - fromEntities:
-        - world
+    - fromCIDRSet:
+        - cidrGroupRef: net-iot
       toPorts:
         - ports:
             - port: "1883"