diff --git a/lesson-6-kubernetes-for-production/exercises/simple-express/package-lock.json b/lesson-6-kubernetes-for-production/exercises/simple-express/package-lock.json
index 930d3c2..7be43ca 100644
--- a/lesson-6-kubernetes-for-production/exercises/simple-express/package-lock.json
+++ b/lesson-6-kubernetes-for-production/exercises/simple-express/package-lock.json
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diff --git a/lesson-6-kubernetes-for-production/exercises/simple-express/package.json b/lesson-6-kubernetes-for-production/exercises/simple-express/package.json
index 1b9d837..d5e99ac 100644
--- a/lesson-6-kubernetes-for-production/exercises/simple-express/package.json
+++ b/lesson-6-kubernetes-for-production/exercises/simple-express/package.json
@@ -10,6 +10,6 @@
   "author": "",
   "license": "ISC",
   "dependencies": {
-    "express": "^4.17.1"
+    "express": "^4.21.0"
   }
 }