diff --git a/env/doc.yml b/env/doc.yml
index 5977f9f9fa..0794b2f07f 100644
--- a/env/doc.yml
+++ b/env/doc.yml
@@ -4,6 +4,7 @@ channels:
   - defaults
 dependencies:
   - python
+  - ipython
   - sphinx=1.7.2
   - sphinx-gallery
   - sphinx_rtd_theme