diff --git a/.github/workflows/codeql-analysis.yml b/.github/workflows/codeql-analysis.yml
index 1342fa37b..33785724a 100644
--- a/.github/workflows/codeql-analysis.yml
+++ b/.github/workflows/codeql-analysis.yml
@@ -2,6 +2,8 @@ name: "Code scanning - action"
 
 on:
   push:
+    branches-ignore:
+      - 5.x
   pull_request:
   schedule:
     - cron: '0 2 * * 4'
@@ -24,7 +26,7 @@ jobs:
     # the head of the pull request instead of the merge commit.
     - run: git checkout HEAD^2
       if: ${{ github.event_name == 'pull_request' }}
-      
+
     # Initializes the CodeQL tools for scanning.
     - name: Initialize CodeQL
       uses: github/codeql-action/init@v1