diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index fb1cec57..8d971c71 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -40,8 +40,9 @@ jobs:
       - name: Docker build
         uses: docker/build-push-action@v2
         with:
+          tag: koide3/gtsam_points:${{ matrix.DISTRO.ubuntu }}.${{ matrix.DISTRO.suffix }}
           file: ${{github.workspace}}/docker/ubuntu/Dockerfile.${{ matrix.DISTRO.suffix }}
           build-args: |
             BASE_IMAGE=koide3/gtsam_docker:${{ matrix.DISTRO.ubuntu }}
           context: .
-          push: false
+          push: ${{ github.event_name != 'push' }}