diff --git a/.github/workflows/send-api-key.yml b/.github/workflows/send-api-key.yml
index cee7e3bf3843..f9e657737cd5 100644
--- a/.github/workflows/send-api-key.yml
+++ b/.github/workflows/send-api-key.yml
@@ -24,8 +24,15 @@ jobs:
           set -e
           echo "🔍 Checking if recipe files were added or modified in merged PR..."
           
-          # Get the list of files that were added or modified in the merged PR (not deleted)
-          CHANGED_FILES=$(git diff --name-only --diff-filter=AM ${{ github.event.pull_request.base.sha }}..${{ github.event.pull_request.head.sha }})
+          # Get the current commit (merge commit) and the previous commit on the base branch
+          CURRENT_COMMIT=$(git rev-parse HEAD)
+          PREVIOUS_COMMIT=$(git rev-parse HEAD~1)
+          
+          echo "Current commit: $CURRENT_COMMIT"
+          echo "Previous commit: $PREVIOUS_COMMIT"
+          
+          # Get the list of files that were added or modified in this merge (not deleted)
+          CHANGED_FILES=$(git diff --name-only --diff-filter=AM $PREVIOUS_COMMIT..$CURRENT_COMMIT)
           
           echo "Files added/modified in merged PR:"
           echo "$CHANGED_FILES"