diff --git a/lib/web/imageRouter/minio.js b/lib/web/imageRouter/minio.js
index f72b31c3..fe43f76f 100644
--- a/lib/web/imageRouter/minio.js
+++ b/lib/web/imageRouter/minio.js
@@ -40,7 +40,9 @@ exports.uploadImage = function (imagePath, callback) {
         callback(new Error(err), null)
         return
       }
-      callback(null, `${protocol}://${config.minio.endPoint}:${config.minio.port}/${config.s3bucket}/${key}`)
+      let hidePort = [80, 443].includes(config.minio.port)
+      let urlPort = hidePort ? '' : `:${config.minio.port}`
+      callback(null, `${protocol}://${config.minio.endPoint}${urlPort}/${config.s3bucket}/${key}`)
     })
   })
 }