diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 03d8873..5e8b559 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -34,7 +34,7 @@ jobs:
 
 
       - name: Login to DockerHub
-        if: ${{ steps.last_release.outputs.name }} != null
+        if: ${{ steps.last_release.outputs.name }} != ''
         uses: docker/login-action@v2
         with:
           username: ${{ secrets.DOCKERHUB_USERNAME }}