diff --git a/.github/workflows/pull-request.yml b/.github/workflows/pull-request.yml
index e824eeee2..534012ee3 100644
--- a/.github/workflows/pull-request.yml
+++ b/.github/workflows/pull-request.yml
@@ -84,6 +84,14 @@ jobs:
             echo "$file was changed"
           done
 
+      - name: Check if the source and target branches are different
+        if: ${{ github.event.pull_request.base.ref == github.event.pull_request.head.ref }}
+        run: |
+          echo "Source Branch ${{ github.event.pull_request.head.ref }}"
+          echo "Target Branch ${{ github.event.pull_request.base.ref }}"
+          echo "Error: Source and Target Branches are the same. Please ensure they are different."
+          exit 1
+
 #       - name: Echo the GitHub environment for troubleshooting
 #         run: echo "$GITHUB_CONTEXT"
 #       - name: Echo the GitHub context for troubleshooting