diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 4f09bf1..f64be8c 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -27,6 +27,10 @@ jobs:
 
     - name: Mamba install dependencies
       run: mamba install python=${{ matrix.python-version }} pip nodejs yarn jupyter-packaging
+
+    - name: Mamba install JupyterLab 3
+      run: mamba install jupyterlab=3 ipywidgets=7.6
+      
     - name: Install tools
       run: |
         python -m pip install --upgrade pip