diff --git a/.github/workflows/github-page.yml b/.github/workflows/github-page.yml
index d8bda9138b..1ea2acd980 100644
--- a/.github/workflows/github-page.yml
+++ b/.github/workflows/github-page.yml
@@ -3,7 +3,7 @@ name: "Haddock documentation"
 on:
   push:
     branches:
-      - main
+      - master
 
 jobs:
   build:
@@ -58,7 +58,7 @@ jobs:
         path: ./haddocks.tgz
 
     - name: Deploy documentation to gh-pages 🚀
-      if: github.ref == 'refs/heads/main'
+      if: github.ref == 'refs/heads/master'
       uses: peaceiris/actions-gh-pages@v3
       with:
         github_token: ${{ secrets.GITHUB_TOKEN || github.token }}
diff --git a/.github/workflows/haskell.yml b/.github/workflows/haskell.yml
index 0659eeda12..a1f90674e1 100644
--- a/.github/workflows/haskell.yml
+++ b/.github/workflows/haskell.yml
@@ -4,12 +4,12 @@ on:
   merge_group:
   pull_request:
   push:
-    # we need this to populate cache for `main` branch to make it available to the child branches, see
+    # we need this to populate cache for `master` branch to make it available to the child branches, see
     # https://docs.github.com/en/actions/using-workflows/caching-dependencies-to-speed-up-workflows#restrictions-for-accessing-a-cache
     branches:
-      - main
+      - master
   # GH caches are removed when not accessed within 7 days - this schedule runs the job every 6 days making
-  # sure that we always have some caches on main
+  # sure that we always have some caches on master
   schedule:
     - cron: '0 0 */6 * *'
 
diff --git a/.github/workflows/hls.yml b/.github/workflows/hls.yml
index 17f405f27d..729afa8dc7 100644
--- a/.github/workflows/hls.yml
+++ b/.github/workflows/hls.yml
@@ -4,7 +4,7 @@ on:
   pull_request:
   push:
     branches:
-      - main
+      - master
  
 permissions:
   contents: read