diff --git a/examples/koa/complete/e2e/package-lock.json b/examples/koa/complete/e2e/package-lock.json
index c27055c2..5d962d95 100644
--- a/examples/koa/complete/e2e/package-lock.json
+++ b/examples/koa/complete/e2e/package-lock.json
@@ -264,9 +264,9 @@
       "dev": true
     },
     "async": {
-      "version": "3.2.0",
-      "resolved": "https://registry.npmjs.org/async/-/async-3.2.0.tgz",
-      "integrity": "sha512-TR2mEZFVOj2pLStYxLht7TyfuRzaydfpxr3k9RpHIzMgw7A64dzsdqCxH1WJyQdoe8T10nDXd9wnEigmiuHIZw==",
+      "version": "3.2.3",
+      "resolved": "https://registry.npmjs.org/async/-/async-3.2.3.tgz",
+      "integrity": "sha512-spZRyzKL5l5BZQrr/6m/SqFdBN0q3OCI0f9rjfBzCMBIP4p75P620rR3gTmaksNOhmzgdxcaxdNfMy6anrbM0g==",
       "dev": true
     },
     "asynckit": {