diff --git a/package.json b/package.json
index 16d7708..f5ded20 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
     "egg1": "^1.11.0",
     "egg2": "^2.37.0",
     "egg3": "^3.3.3",
-    "koa": "^2.13.4",
+    "koa": "^3.0.1",
     "koa-router": "^12.0.0",
     "nunjucks": "^3.0.1"
   },