diff --git a/package.json b/package.json
index 3042d2f..19d3c63 100644
--- a/package.json
+++ b/package.json
@@ -43,6 +43,7 @@
     "koa-convert": "^1.2.0",
     "koa-generic-session": "^1.10.1",
     "koa-logger": "^1.3.0",
+    "koa-mount": "^1.3.0",
     "koa-passport": "^2.0.1",
     "koa-router": "^7.0.1",
     "koa-static": "^2.0.0",