diff --git a/environment.yml b/environment.yml
index fa8e82a..7f5399b 100644
--- a/environment.yml
+++ b/environment.yml
@@ -12,3 +12,6 @@ dependencies:
   - partd
   - bokeh
   - dask
+  - pip
+  - pip:
+     - jupyter_contrib_nbextensions && jupyter contrib nbextension install