diff --git a/examples/custom-properties/package.json b/examples/custom-properties/package.json
index f38030765..eddc4f5fe 100644
--- a/examples/custom-properties/package.json
+++ b/examples/custom-properties/package.json
@@ -10,6 +10,6 @@
   },
   "license": "MIT",
   "dependencies": {
-    "@slack/bolt": "^3"
+    "@slack/bolt": "^4"
   }
 }