diff --git a/package.json b/package.json
index 021c4d0..18059e8 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
   "repository": "expressjs/timeout",
   "dependencies": {
     "http-errors": "~1.6.1",
-    "ms": "2.0.0",
+    "ms": "2.1.3",
     "on-finished": "~2.3.0",
     "on-headers": "~1.0.1"
   },