diff --git a/old/03-appsync-graphql-api-cdk/requirements.txt b/old/03-appsync-graphql-api-cdk/requirements.txt
index 66d6802..5c43a16 100644
--- a/old/03-appsync-graphql-api-cdk/requirements.txt
+++ b/old/03-appsync-graphql-api-cdk/requirements.txt
@@ -3,5 +3,5 @@ requests
 websockets
 
 # CDK dependencies
-aws-cdk-lib==2.83.1
+aws-cdk-lib==2.253.0
 constructs>=10.0.0,<11.0.0