diff --git a/environment-docs.yml b/environment-docs.yml
index 5cccfab..5399168 100644
--- a/environment-docs.yml
+++ b/environment-docs.yml
@@ -21,5 +21,13 @@ dependencies:
   - plotly
   - ipywidgets
   - sphinx
-  - sphinx-inline-tabs
-  - nbsphinx
+  - pip:
+    - sphinx_rtd_theme
+    - myst_parser
+    - furo
+    - nbsphinx
+    - sphinx_inline_tabs
+    - sphinx_copybutton
+    - sphinx_design
+    - docutils==0.19
+