diff --git a/modules/keycloak/module.json b/modules/keycloak/module.json
index 919be3c..04e6341 100644
--- a/modules/keycloak/module.json
+++ b/modules/keycloak/module.json
@@ -118,7 +118,7 @@
       ],
       "env": {
         "MESH_BROKER_FILE": "/run/secrets/broker",
-        "MESH_KEYCLOAK_URL": "http://127.0.0.1:8080",
+        "MESH_KEYCLOAK_URL": "http://127.0.0.1:${port:8080}",
         "MESH_KEYCLOAK_CONFIG_FILE": "/run/config/config.json"
       },
       "restart-on": [
diff --git a/modules/postgres/module.json b/modules/postgres/module.json
index 3855f20..b543e5f 100644
--- a/modules/postgres/module.json
+++ b/modules/postgres/module.json
@@ -73,7 +73,8 @@
       "id": "store-data",
       "type": "directory",
       "path": "/var/lib/mesh-store",
-      "mode": "0700"
+      "mode": "0700",
+      "owner": "999:70"
     },
     {
       "id": "server",