diff --git a/package.json b/package.json
index 96b7f02..36c2ca9 100644
--- a/package.json
+++ b/package.json
@@ -56,7 +56,7 @@
     "koa": "^2.3.0",
     "koa-compose": "^4.0.0",
     "koa-logger": "^3.1.0",
-    "koa-static": "^4.0.1",
+    "koa-static": "^5.0.0",
     "koa-webpack": "^1.0.0",
     "lodash": "^4.17.4",
     "memory-fs": "^0.4.1",