diff --git a/manifest.json b/manifest.json
index bee9d93..08388b3 100644
--- a/manifest.json
+++ b/manifest.json
@@ -36,13 +36,6 @@
                 },
                 "example": "johndoe@example.com"
             },
-            {
-                "name": "port",
-                "ask": {
-                    "en": "Enter a port(default:9000). If the port is occupied by any other app, the installation will chose another one."
-				},
-                "default": "9000"
-            },
             {
                 "name": "is_public",
                 "type": "boolean",