diff --git a/.github/workflows/check-release.yml b/.github/workflows/check-release.yml
index c45b795..78bf52f 100644
--- a/.github/workflows/check-release.yml
+++ b/.github/workflows/check-release.yml
@@ -22,8 +22,3 @@ jobs:
 
           token: ${{ secrets.GITHUB_TOKEN }}
 
-      - name: Upload Distributions
-        uses: actions/upload-artifact@v4
-        with:
-          name: jupyterlab_mol_visualizer-releaser-dist-${{ github.run_number }}
-          path: .jupyter_releaser_checkout/dist
diff --git a/package.json b/package.json
index 0d88912..ac9f376 100644
--- a/package.json
+++ b/package.json
@@ -29,8 +29,7 @@
     "url": "https://github.com/osscar-org/jupyterlab-mol-visualizer.git"
   },
   "workspaces": [
-    "ui-tests",
-    ".jupyter_releaser_checkout"
+    "ui-tests"
   ],
   "scripts": {
     "build": "jlpm build:lib && jlpm build:labextension:dev",