diff --git a/.github/workflows/docker-openstudio.yml b/.github/workflows/docker-openstudio.yml
index 903b226..f0880a9 100644
--- a/.github/workflows/docker-openstudio.yml
+++ b/.github/workflows/docker-openstudio.yml
@@ -48,6 +48,14 @@ jobs:
         DOCKER_PASS: ${{ secrets.DOCKER_PASS }}
         DOCKER_USER: ${{ secrets.DOCKER_USER }}
 
+  apptainer:
+    runs-on: ubuntu-20.04
+    steps: 
+    - uses: actions/checkout@v2
+    - uses: actions/setup-python@v2
+      with:
+        python-version: '3.8.x'
+
     - name: install apptainer
       shell: bash
       run: |
@@ -77,6 +85,7 @@ jobs:
     - name: Upload artifacts to AWS S3
       uses: usualdesigner/s3-artifact-upload@main
       with:
-        bucket-name: openstudio-builds/${{env.OPENSTUDIO_VERSION}}
+        bucket-name: openstudio-builds
+        prefix: ${{env.OPENSTUDIO_VERSION}}
         file: OpenStudio-${{ env.OPENSTUDIO_VERSION }}${{ env.OPENSTUDIO_VERSION_EXT }}.${{ env.OPENSTUDIO_SHA }}-Apptainer.sif 
       
\ No newline at end of file