diff --git a/.github/workflows/main.yaml b/.github/workflows/main.yaml
index bd7b9c1..45c1cc4 100644
--- a/.github/workflows/main.yaml
+++ b/.github/workflows/main.yaml
@@ -33,4 +33,4 @@ jobs:
       # TODO: lint range of commits, not only the latest pushed
       - name: Gitlint
         # yamllint disable-line rule:line-length
-        run: gitlint --debug --commits "${{ github.event.before }}..${{ github.sha }}"
+        run: gitlint --debug --commits "${{ github.event.after }}..${{ github.sha }}"
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 5f0f811..4ba769c 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -1,6 +1,5 @@
 # Contributing
 
-
 ## Table of Contents
 
 * [Respect](#respect)