diff --git a/old/02-serverless-api-ecs-apigateway/client-application-react/yarn.lock b/old/02-serverless-api-ecs-apigateway/client-application-react/yarn.lock
index f60da98..ba129e2 100644
--- a/old/02-serverless-api-ecs-apigateway/client-application-react/yarn.lock
+++ b/old/02-serverless-api-ecs-apigateway/client-application-react/yarn.lock
@@ -12573,9 +12573,9 @@ source-list-map@^2.0.0:
   integrity sha512-qnQ7gVMxGNxsiL4lEuJwe/To8UnK7fAnmbGEEH8RpLouuKbeEm0lhbQVFIrNSuB+G7tVrAlVsZgETT5nljf+Iw==
 
 source-map-js@^1.0.2:
-  version "1.0.2"
-  resolved "https://registry.yarnpkg.com/source-map-js/-/source-map-js-1.0.2.tgz#adbc361d9c62df380125e7f161f71c826f1e490c"
-  integrity sha512-R0XvVJ9WusLiqTCEiGCmICCMplcCkIwwR11mOSD9CR5u+IXYdiseeEuXCVAjS54zqwkLcPNnmU4OeJ6tUrWhDw==
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/source-map-js/-/source-map-js-1.2.2.tgz#79fb88d97535a21cb27162cb05d211b67acea4ab"
+  integrity sha512-KGj/8Y43x35aZVDtt+J4mK1hoLGHULMYfSkODJNQjNDC3oW1PqPoxMwo0pLUsWM/UEGzON/NxeHywEfNXNP3Vw==
 
 source-map-resolve@^0.5.0, source-map-resolve@^0.5.2:
   version "0.5.3"