diff --git a/package.json b/package.json
index effe382..f92b0c4 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
         "body-parser": "~1.12.4",
         "cookie-parser": "~1.4.5",
         "debug": "~2.2.0",
-        "express": "~4.12.4",
+        "express": "~4.17.1",
         "jade": "~1.11.0",
         "morgan": "~1.5.3",
         "serve-favicon": "~2.2.1",