diff --git a/php/containers.json b/php/containers.json
index e52c61fa..977a97b0 100644
--- a/php/containers.json
+++ b/php/containers.json
@@ -323,6 +323,9 @@
       ],
       "networks": [
         "nextcloud-aio"
+      ],
+      "cap_add": [
+        "MKNOD"
       ]
     },
     {