diff --git a/package.json b/package.json
index 8802b83..0cfa3af 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
     "mz": "1",
     "jade": "1",
     "escape-html": "1",
-    "koa": "0",
+    "koa": "3.0.1",
     "koa-csrf": "2",
     "koa-session": "2",
     "supertest": "3.0.0",