diff --git a/.github/workflows/backport.yml b/.github/workflows/backport.yml
index 4eb8ff4844..774988bb98 100644
--- a/.github/workflows/backport.yml
+++ b/.github/workflows/backport.yml
@@ -137,7 +137,7 @@ jobs:
 
 
   backport:
-    if: ${{ needs.get-backport-target-branch.outputs.matrix != '[]' }}
+    if: ${{ needs.get-backport-target-branch.outputs.matrix != '[]' && needs.get-backport-target-branch.outputs.matrix != '' }}
     runs-on: ubuntu-latest
     needs: get-backport-target-branch
     strategy: