diff --git a/docs/conf.py b/docs/conf.py
index 994c802c..de5a6b03 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -47,6 +47,7 @@
     "sphinx.ext.todo",
     "sphinx.ext.coverage",
     "sphinx.ext.mathjax",
+    "sphinx.ext.napoleon",
     "sphinx.ext.viewcode",
     "sphinx_tabs.tabs",
     "m2r",