diff --git a/example/caching/package.json b/example/caching/package.json
index 6dff7a9..930e644 100644
--- a/example/caching/package.json
+++ b/example/caching/package.json
@@ -7,6 +7,6 @@
     "i18next-http-backend": "2.2.2"
   },
   "devDependencies": {
-    "express": "4.19.2"
+    "express": "4.20.0"
   }
 }