diff --git a/examples/client_auth/package.json b/examples/client_auth/package.json
index 804d764..438c464 100644
--- a/examples/client_auth/package.json
+++ b/examples/client_auth/package.json
@@ -12,7 +12,7 @@
     "ejs": "~0.8.5",
     "express": "~4.9.0",
     "morgan": "~1.3.0",
-    "serve-favicon": "~2.1.3",
+    "serve-favicon": "~2.5.0",
     "underscore": "^1.7.0"
   }
 }