diff --git a/__tests__/e2e/lib/config/peer-discovery/package.json b/__tests__/e2e/lib/config/peer-discovery/package.json
index 83bce1eb30..79ff0e5af6 100644
--- a/__tests__/e2e/lib/config/peer-discovery/package.json
+++ b/__tests__/e2e/lib/config/peer-discovery/package.json
@@ -2,6 +2,6 @@
     "name": "peerdiscovery",
     "description": "Peer discovery app",
     "dependencies": {
-        "express": "4.17.1"
+        "express": "4.20.0"
     }
 }