diff --git a/docs/environment.yml b/docs/environment.yml
index dfe35e06..72d47aed 100644
--- a/docs/environment.yml
+++ b/docs/environment.yml
@@ -15,6 +15,7 @@ dependencies:
 - traitlets>=4.1
 - sphinx>=1.7
 - pip:
+  - entrypoint
   - oauthlib>=2.0
   - recommonmark==0.4.0
   - async_generator