diff --git a/php/containers.json b/php/containers.json
index d87fe9ca..38fdb09a 100644
--- a/php/containers.json
+++ b/php/containers.json
@@ -393,7 +393,8 @@
       ],
       "cap_add": [
         "MKNOD",
-        "SYS_ADMIN"
+        "SYS_ADMIN",
+        "CHOWN"
       ],
       "cap_drop": [
         "NET_RAW"