diff --git a/docs/requirements.txt b/docs/requirements.txt
index aeb8307..e2301c9 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -3,3 +3,4 @@ sphinx-material==0.0.36
 numpydoc>=1.1
 nb2plots>=0.6
 sphinx-autoapi==3.0.0
+