diff --git a/RELEASE.md b/RELEASE.md
index 0fe594038..f9a90a3da 100644
--- a/RELEASE.md
+++ b/RELEASE.md
@@ -1,6 +1,11 @@
-1. [nginx](https://github.com/kubernetes/ingress-nginx/tree/master/images/nginx)
+1. [NGINX](https://github.com/kubernetes/ingress-nginx/tree/master/images/nginx)
 
 * Open pull request
+  
+If you are updating any component in [build.sh](images/nginx/rootfs/build.sh) please also update the SHA256 checksum of that component as 
+  well, the cloud build will fail with an exit 10 if not.  
+Example [NGINX_VERSION](images/nginx/rootfs/build.sh#L21),
+[SHA256](images/nginx/rootfs/build.sh#L124) 
 * Merge
 * Wait for [cloud build](https://console.cloud.google.com/cloud-build/builds?project=k8s-staging-ingress-nginx)