diff --git a/SmartControl.WebApp/slides/package.json b/SmartControl.WebApp/slides/package.json
index 10ecf40..e1c6afb 100644
--- a/SmartControl.WebApp/slides/package.json
+++ b/SmartControl.WebApp/slides/package.json
@@ -23,7 +23,7 @@
   },
   "dependencies": {
     "underscore": "~1.9.0",
-    "express": "~2.5.9",
+    "express": "~4.17.1",
     "mustache": "~3.1.0",
     "socket.io": "~0.9.16"
   },