diff --git a/environment.yml b/environment.yml
index 0eb38a9..28f0dcd 100644
--- a/environment.yml
+++ b/environment.yml
@@ -19,6 +19,7 @@ dependencies:
   - python-graphviz
   - numba
   - ipywidgets
+  - ipydatawidgets
   - ipygany
   - hvplot
   - datashader
diff --git a/postBuild b/postBuild
index 3cb46c1..642e88b 100644
--- a/postBuild
+++ b/postBuild
@@ -1,5 +1,6 @@
 jupyter labextension install @jupyter-widgets/jupyterlab-manager --no-build
 jupyter labextension install @pyviz/jupyterlab_pyviz --no-build
 jupyter labextension install dask-labextension --no-build
+jupyter labextension install jupyterlab-datawidgets --no-build
 jupyter labextension install ipygany --no-build
 jupyter lab build --minimize=False