diff --git a/package.json b/package.json
index 9395d9e..d8f54a7 100644
--- a/package.json
+++ b/package.json
@@ -56,7 +56,7 @@
     "imports-loader": "^0.6.5",
     "iso": "^5.1.0",
     "json-loader": "^0.5.4",
-    "koa": "^1.1.2",
+    "koa": "^3.0.1",
     "koa-body": "^1.4.0",
     "koa-compressor": "^1.0.3",
     "koa-conditional-get": "^1.0.3",