diff --git a/package.json b/package.json
index f18f4a4..04661fd 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
     "cookie-parser": "~1.3.5",
     "debug": "~2.2.0",
     "ejs": "~3.1.6",
-    "express": "~4.13.1",
+    "express": "~4.20.0",
     "morgan": "~1.6.1",
     "serve-favicon": "~2.3.0"
   }