diff --git a/.github/workflows/docker-image.yml b/.github/workflows/docker-image.yml
index e23b339..93ade34 100644
--- a/.github/workflows/docker-image.yml
+++ b/.github/workflows/docker-image.yml
@@ -13,7 +13,7 @@ jobs:
     runs-on: ubuntu-latest
 
     env:
-      DOCKER_HOST: tcp://${{ env.HOSTNAME }}:2376
+      DOCKER_HOST: tcp://${{ POD_NAME }}:2376
 
     steps:
       - uses: actions/checkout@v3