diff --git a/package.json b/package.json
index 81c1653..cfe2a04 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
     "semver": "2.2.x",
     "tar": "0.1.x",
     "request": "2.36.x",
-    "express": "4.0.x",
+    "express": "4.17.3",
     "body-parser": "1.0.x",
     "method-override": "1.0.x",
     "socket.io": "1.0.x",