diff --git a/RELEASE.md b/RELEASE.md
index 1d651d7c..81d3c198 100644
--- a/RELEASE.md
+++ b/RELEASE.md
@@ -2,7 +2,9 @@
 
 When releasing a new version of Pest there are some checks and updates that need to be done:
 
-- Clear your local repository with: `git add . && git reset --hard && git checkout master` 
+> **For Pest v1 you should use the `1.x` branch instead.**
+
+- Clear your local repository with: `git add . && git reset --hard && git checkout master`
 - On the GitHub repository, check the contents of [github.com/pestphp/pest/compare/{latest_version}...master](https://github.com/pestphp/pest/compare/{latest_version}...master) and update the [changelog](CHANGELOG.md) file with the main changes for this release
 - Update the version number in [src/Pest.php](src/Pest.php)
 - Run the tests locally using: `composer test`