diff --git a/package.json b/package.json
index 94835b20..585fc4b3 100644
--- a/package.json
+++ b/package.json
@@ -30,7 +30,7 @@
     "eslint-config-airbnb-base": "^11.1.0",
     "eslint-import-resolver-node": "^0.3.0",
     "eslint-plugin-import": "^2.2.0",
-    "express": "4.13.3",
+    "express": "4.20.0",
     "express-session": "1.14.1",
     "extract-text-webpack-plugin": "~0.8.2",
     "google-cloud": "0.49.0",