diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
index a9aaa9a8e62..a82a9a1d96e 100644
--- a/.github/PULL_REQUEST_TEMPLATE.md
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -1,3 +1,5 @@
+**[IMPORTANT] We [announced](https://aws.amazon.com/blogs/developer/announcing-end-of-support-for-aws-sdk-for-go-v1-on-july-31-2025) the upcoming end-of-support for AWS SDK for Go v1. We are no longer accepting PRs for additive features to the v1 SDK.**
+
 For changes to files under the `/model/` folder, and manual edits to autogenerated code (e.g. `/service/s3/api.go`) please create an Issue instead of a PR for those type of changes.
 
 If there is an existing bug or feature this PR is answers please reference it here.