diff --git a/.github/PULL_REQUEST_TEMPLATE.md b/.github/PULL_REQUEST_TEMPLATE.md
index 6d9e14a..7c1ffd8 100644
--- a/.github/PULL_REQUEST_TEMPLATE.md
+++ b/.github/PULL_REQUEST_TEMPLATE.md
@@ -1,6 +1,6 @@
 <!--
 
 Notice: `README.md` is indented to be generated from `README.md.erb` and gem command text in code.
-If you intend to update `README.md`, please update `README.md.erb` and/or gem command text in code and run `script/generate_readme`.
+If you intend to update `README.md`, please update `README.md.erb` and/or gem command text in code and optionally run `script/generate_readme` (will be run by GitHub Action if not).
 
 -->