diff --git a/argocd/apps/nextcloud/nextcloud.yaml b/argocd/apps/nextcloud/nextcloud.yaml
index ee89112..3048cd1 100644
--- a/argocd/apps/nextcloud/nextcloud.yaml
+++ b/argocd/apps/nextcloud/nextcloud.yaml
@@ -84,6 +84,9 @@ spec:
           value: '192.168.4.125'
         - name: nextcloud.mail.smtp.port
           value: '25'
+        - name: nextcloud.configs
+          value: |
+            default_phone_region: 'DE'
     chart: nextcloud
   destination:
     server: 'https://kubernetes.default.svc'