diff --git a/kubernetes/infrastructure/network-policies/home-assistant-ns.yaml b/kubernetes/infrastructure/network-policies/home-assistant-ns.yaml
index e40dbc08..3b974389 100644
--- a/kubernetes/infrastructure/network-policies/home-assistant-ns.yaml
+++ b/kubernetes/infrastructure/network-policies/home-assistant-ns.yaml
@@ -467,7 +467,8 @@ spec:
             - port: "443"
               protocol: TCP
 ---
-# zigbee2mqtt: Zigbee coordinator (SLZB) TCP socket.
+# zigbee2mqtt: Zigbee coordinator (SLZB) TCP socket, and the OTA index and
+# firmware images (Koenkk/zigbee-OTA) on raw.githubusercontent.com.
 apiVersion: cilium.io/v2
 kind: CiliumNetworkPolicy
 metadata:
@@ -498,6 +499,47 @@ spec:
         - ports:
             - port: "6638"
               protocol: TCP
+    - toFQDNs:
+        - matchName: "raw.githubusercontent.com"
+      toPorts:
+        - ports:
+            - port: "443"
+              protocol: TCP
+---
+# matter-server: the CSA DCL (PAA root certificates, vendor names, OTA
+# metadata) and the development PAA certificates of project-chip on GitHub.
+apiVersion: cilium.io/v2
+kind: CiliumNetworkPolicy
+metadata:
+  name: matter-server-egress
+  namespace: home-assistant
+spec:
+  endpointSelector:
+    matchLabels:
+      app.kubernetes.io/name: matter-server
+  egress:
+    # rules.dns lets Cilium learn the toFQDNs mapping
+    - toEndpoints:
+        - matchLabels:
+            "k8s:io.kubernetes.pod.namespace": kube-system
+            k8s-app: kube-dns
+      toPorts:
+        - ports:
+            - port: "53"
+              protocol: UDP
+            - port: "53"
+              protocol: TCP
+          rules:
+            dns:
+              - matchPattern: "*"
+    - toFQDNs:
+        - matchName: "on.dcl.csa-iot.org"
+        - matchName: "api.github.com"
+        - matchName: "raw.githubusercontent.com"
+      toPorts:
+        - ports:
+            - port: "443"
+              protocol: TCP
 ---
 # mqtt-account-controller: credential delivery to deliver.esp32 targets in mqtt-accounts.yaml.
 apiVersion: cilium.io/v2