diff --git a/php/containers.json b/php/containers.json
index 27e8b974..a5371f57 100644
--- a/php/containers.json
+++ b/php/containers.json
@@ -231,6 +231,9 @@
           "protocol": "udp"
         }
       ],
+      "expose": [
+        "8081"
+      ],
       "internal_port": "%TALK_PORT%",
       "environment": [
         "NC_DOMAIN=%NC_DOMAIN%",