diff --git a/.github/workflows/atlas.yml b/.github/workflows/atlas.yml
index 74c032515d..e1ec067548 100644
--- a/.github/workflows/atlas.yml
+++ b/.github/workflows/atlas.yml
@@ -9,10 +9,10 @@ name: Hibernate ORM build-Atlas
 on:
   push:
     branches:
-      - 'main'
+      - '6.4'
   pull_request:
     branches:
-      - 'main'
+      - '6.4'
 
 permissions: {} # none
 
diff --git a/.github/workflows/codeql.yml b/.github/workflows/codeql.yml
index a05c7b585b..b9027b7cc8 100644
--- a/.github/workflows/codeql.yml
+++ b/.github/workflows/codeql.yml
@@ -2,10 +2,10 @@ name: "CodeQL"
 
 on:
   push:
-    branches: [ 'main' ]
+    branches: [ '6.4' ]
   pull_request:
     # The branches below must be a subset of the branches above
-    branches: [ 'main' ]
+    branches: [ '6.4' ]
   schedule:
     - cron: '34 11 * * 4'
 
diff --git a/.github/workflows/contributor-build.yml b/.github/workflows/contributor-build.yml
index 85fb683090..fbaad2fa68 100644
--- a/.github/workflows/contributor-build.yml
+++ b/.github/workflows/contributor-build.yml
@@ -9,10 +9,10 @@ name: Hibernate ORM build
 on:
   push:
     branches:
-      - 'main'
+      - '6.4'
   pull_request:
     branches:
-      - 'main'
+      - '6.4'
       
 permissions: {} # none