diff --git a/.github/workflows/sorbet.yml b/.github/workflows/sorbet.yml
index 7df212556f..25bb875178 100644
--- a/.github/workflows/sorbet.yml
+++ b/.github/workflows/sorbet.yml
@@ -59,7 +59,7 @@ jobs:
             git commit -m "sorbet: Update RBI files." \
                        -m "Autogenerated by the [sorbet](https://github.com/Homebrew/brew/blob/master/.github/workflows/sorbet.yml) workflow."
 
-            git add "**/*.rb"
+            git add "Library/Homebrew/"
             git commit -m "sorbet: Autobump sigils via Spoom" \
                        -m "Autogenerated by the [sorbet](https://github.com/Homebrew/brew/blob/master/.github/workflows/sorbet.yml) workflow."