diff --git a/buildpacks/ruby/CHANGELOG.md b/buildpacks/ruby/CHANGELOG.md
index 0039df4..e7e2aeb 100644
--- a/buildpacks/ruby/CHANGELOG.md
+++ b/buildpacks/ruby/CHANGELOG.md
@@ -7,7 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
-- The buildpack now warns the user when environmental variables used in running process is not defined. ([#307](https://github.com/heroku/buildpacks-ruby/pull/307))
+- The buildpack now warns the user when environmental variables used in running the default process are not defined. ([#307](https://github.com/heroku/buildpacks-ruby/pull/307))
 
 ## [3.0.0] - 2024-05-17