diff --git a/docs/environment.yml b/docs/environment.yml
index 13d3ebfe..3facc4ff 100644
--- a/docs/environment.yml
+++ b/docs/environment.yml
@@ -2,7 +2,10 @@ channels:
 - conda-forge
 dependencies:
 - ipykernel
+- myst-parser
 - nbsphinx
+- sphinx-gallery
+- sphinx-rtd-theme
 - coveralls
 - coverage
 - bidict =0.22.1
@@ -13,4 +16,3 @@ dependencies:
 - python-graphviz =0.20.1
 - toposort =1.10
 - typeguard =4.1.5
-- myst-parser