diff --git a/requirements/docs.pip b/requirements/docs.pip
index 7b0f37cc..4c16c84a 100644
--- a/requirements/docs.pip
+++ b/requirements/docs.pip
@@ -2,4 +2,5 @@ sphinx
 sphinxext-opengraph
 furo==2023.9.10
 livereload
+matplotlib
 tomli;python_version<"3.11"