diff --git a/.github/workflows/code_analysis.yml b/.github/workflows/code_analysis.yml
index 30abb91e96e71..caf0f89c3f0e2 100644
--- a/.github/workflows/code_analysis.yml
+++ b/.github/workflows/code_analysis.yml
@@ -54,12 +54,13 @@ jobs:
     steps:
     - name: Checkout code
       uses: actions/checkout@v4
+      with:
+        fetch-depth: 2
 
     - name: Get the list of changed files
       id: diff
       run: |
-        git fetch --depth=1 origin $GITHUB_BASE_REF 
-        git diff --diff-filter=AMR --name-only origin/$GITHUB_BASE_REF > changed_files.txt
+        git diff --diff-filter=AMR --name-only HEAD~1 | tee changed_files.txt
 
     - name: Install ruff
       uses: astral-sh/ruff-action@v3