diff --git a/aws/express_twitter/package.json b/aws/express_twitter/package.json
index 3ba9fcc..57dd4a7 100644
--- a/aws/express_twitter/package.json
+++ b/aws/express_twitter/package.json
@@ -3,7 +3,7 @@
   "version":"0.0.1",
   "private":true,
   "dependencies":{
-  	"express":"2.5.4",
+  	"express":"4.19.2",
   	"ntwitter":"0.2.10"
   }
 }