diff --git a/.github/workflows/branch.yml b/.github/workflows/branch.yml
index b30ada17..b26623a3 100644
--- a/.github/workflows/branch.yml
+++ b/.github/workflows/branch.yml
@@ -1,15 +1,15 @@
 name: nf-core branch protection
-# This workflow is triggered on PRs to master branch on the repository
-# It fails when someone tries to make a PR against the nf-core `master` branch instead of `dev`
+# This workflow is triggered on PRs to main branch on the repository
+# It fails when someone tries to make a PR against the nf-core `main` branch instead of `dev`
 on:
   pull_request_target:
-    branches: [master]
+    branches: [main]
 
 jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      # PRs to the nf-core repo master branch are only ok if coming from the nf-core repo `dev` or any `patch` branches
+      # PRs to the nf-core repo main branch are only ok if coming from the nf-core repo `dev` or any `patch` branches
       - name: Check PRs
         if: github.repository == 'sanger-tol/blobtoolkit'
         run: |
@@ -22,7 +22,7 @@ jobs:
         uses: mshick/add-pr-comment@v1
         with:
           message: |
-            ## This PR is against the `master` branch :x:
+            ## This PR is against the `main` branch :x:
 
             * Do not close this PR
             * Click _Edit_ and change the `base` to `dev`
@@ -32,9 +32,9 @@ jobs:
 
             Hi @${{ github.event.pull_request.user.login }},
 
-            It looks like this pull-request is has been made against the [${{github.event.pull_request.head.repo.full_name }}](https://github.com/${{github.event.pull_request.head.repo.full_name }}) `master` branch.
-            The `master` branch on nf-core repositories should always contain code from the latest release.
-            Because of this, PRs to `master` are only allowed if they come from the [${{github.event.pull_request.head.repo.full_name }}](https://github.com/${{github.event.pull_request.head.repo.full_name }}) `dev` branch.
+            It looks like this pull-request is has been made against the [${{github.event.pull_request.head.repo.full_name }}](https://github.com/${{github.event.pull_request.head.repo.full_name }}) `main` branch.
+            The `main` branch on nf-core repositories should always contain code from the latest release.
+            Because of this, PRs to `main` are only allowed if they come from the [${{github.event.pull_request.head.repo.full_name }}](https://github.com/${{github.event.pull_request.head.repo.full_name }}) `dev` branch.
 
             You do not need to close this PR, you can change the target branch to `dev` by clicking the _"Edit"_ button at the top of this page.
             Note that even after this, the test will continue to show as failing until you push a new commit.
diff --git a/.nf-core.yml b/.nf-core.yml
index 2a47982a..85e18745 100644
--- a/.nf-core.yml
+++ b/.nf-core.yml
@@ -18,6 +18,7 @@ lint:
     - .github/ISSUE_TEMPLATE/bug_report.yml
     - .github/PULL_REQUEST_TEMPLATE.md
     - .github/workflows/linting.yml
+    - .github/workflows/branch.yml
   multiqc_config:
     - report_comment
   nextflow_config: