diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 876b791..7902251 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -47,7 +47,7 @@ jobs:
 
             -   name: Publish to S3
                 run: |
-                    s3cmd put "${{ env.PKG }}" s3://${{ env.S3_BUCKET }} $(basename "${{ env.PKG }}")
+                    s3cmd put "${{ env.PKG }}" s3://${{ vars.S3_BUCKET }} $(basename "${{ env.PKG }}")
             -   name: Publish to Firefox
                 uses: yayuyokitano/firefox-addon@v0.0.6-alpha
                 if: ${{ github.ref_name == 'master' }}