diff --git a/home-assistant/zigbee2mqtt.yaml b/home-assistant/zigbee2mqtt.yaml
index 3b57bc0..6073716 100644
--- a/home-assistant/zigbee2mqtt.yaml
+++ b/home-assistant/zigbee2mqtt.yaml
@@ -93,6 +93,8 @@ spec:
           name: zigbee-device
       securityContext:
         fsGroup: 302
+        supplementalGroups:
+        - 18
       volumes:
       - name: zigbee2mqtt-data
         persistentVolumeClaim: