diff --git a/charts/nextcloud/templates/deployment.yaml b/charts/nextcloud/templates/deployment.yaml
index 35ddcc10..6fbed72d 100644
--- a/charts/nextcloud/templates/deployment.yaml
+++ b/charts/nextcloud/templates/deployment.yaml
@@ -264,9 +264,8 @@ spec:
         - name: nextcloud-nginx-config
           mountPath: /etc/nginx/nginx.conf
           subPath: nginx.conf
-        {{- if .Values.nextcloud.extraVolumeMounts }}
-          {{- toYaml .Values.nextcloud.extraVolumeMounts | nindent 8 }}
-        {{- end }}
+          readonly: true
+        {{- include "nextcloud.volumeMounts" . | trim | nindent 8 }}
       {{- end }}
       {{- with .Values.nextcloud.extraSidecarContainers }}
         {{- toYaml . | nindent 6 }}