diff --git a/.gitea/workflows/build.yml b/.gitea/workflows/build.yml
index 22be723..0ef1fb5 100644
--- a/.gitea/workflows/build.yml
+++ b/.gitea/workflows/build.yml
@@ -18,7 +18,7 @@ jobs:
       - name: Log in to Docker Hub
         uses: docker/login-action@v3
         with:
-          username: ${{ variables.DOCKER_HUB_USERNAME }}
+          username: ${{ env.DOCKER_HUB_USERNAME }}
           password: ${{ secrets.DOCKER_HUB_ACCESS_TOKEN }}
 
       - name: Push Docker image to Docker Hub