diff --git a/.github/workflows/checkpatch.yml b/.github/workflows/checkpatch.yml
index e6cc6402..a6c5d7e5 100644
--- a/.github/workflows/checkpatch.yml
+++ b/.github/workflows/checkpatch.yml
@@ -14,4 +14,4 @@ jobs:
           touch spelling.txt
       - name: Checkpatch
         run: |
-          make checkpatch CHECKPATCH=./checkpatch.pl
+          make checkpatch CHECKPATCH=./checkpatch.pl BASE_REF=${{ github.base_ref }}