diff --git a/codelab-final-state/functions/package.json b/codelab-final-state/functions/package.json
index ca2e2f8..89764b5 100644
--- a/codelab-final-state/functions/package.json
+++ b/codelab-final-state/functions/package.json
@@ -11,7 +11,7 @@
     "test": "mocha --timeout 5000 --exit"
   },
   "engines": {
-    "node": "10"
+    "node": "16"
   },
   "dependencies": {
     "file-system": "^2.2.2",
diff --git a/codelab-initial-state/functions/package.json b/codelab-initial-state/functions/package.json
index ca2e2f8..89764b5 100644
--- a/codelab-initial-state/functions/package.json
+++ b/codelab-initial-state/functions/package.json
@@ -11,7 +11,7 @@
     "test": "mocha --timeout 5000 --exit"
   },
   "engines": {
-    "node": "10"
+    "node": "16"
   },
   "dependencies": {
     "file-system": "^2.2.2",