diff --git a/.github/workflows/linter.yml b/.github/workflows/linter.yml
index 53486d426bd..97a7ea9bb0a 100644
--- a/.github/workflows/linter.yml
+++ b/.github/workflows/linter.yml
@@ -11,14 +11,11 @@ name: Lint Code Base
 # https://help.github.com/en/articles/workflow-syntax-for-github-actions
 #
 
-#############################
-# Start the job on all push #
-#############################
+###################################
+# Start the job on a pull request #
+###################################
 on:
-  pull_request:
-    branches:
-      - master
-      - 2.*-develop
+  pull_request
 
 ###############
 # Set the Job #
diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
deleted file mode 100644
index 04526efa2e6..00000000000
--- a/.github/workflows/main.yml
+++ /dev/null
@@ -1,22 +0,0 @@
-name: Markdown linting test
-
-on:
-  pull_request:
-    branches:
-      - master
-      - 2.*-develop
-
-jobs:
-  test:
-    runs-on: ubuntu-latest
-    
-    steps:
-    - uses: actions/checkout@v2
-    - name: Set up Ruby
-      uses: actions/setup-ruby@v1
-      with:
-        ruby-version: 2.6
-    - name: Install mdl gem
-      run: gem install mdl
-    - name: Run mdl
-      run: mdl --style=_checks/styles/style-rules-prod --ignore-front-matter --git-recurse -- .