diff --git a/README.markdown b/README.markdown
index 7a96a92..520a5ad 100644
--- a/README.markdown
+++ b/README.markdown
@@ -17,6 +17,12 @@ follows the [Abseil Live at
 Head](https://abseil.io/about/philosophy#upgrade-support) philosophy. We
 recommend always following the latest commit in the `main` branch.
 
+### GitHub Actions
+
+We provide a re-usable GitHub Action that abstract away the most common steps
+for Sourcemeta project. Consult [`action.yml`](./action.yml) to see what's
+available.
+
 CMake
 -----