diff --git a/Doc/source/conf.py b/Doc/source/conf.py
index cee66549b..4976bd813 100644
--- a/Doc/source/conf.py
+++ b/Doc/source/conf.py
@@ -31,9 +31,9 @@ needs_sphinx = "1.3"
 # extensions coming with Sphinx (named 'sphinx.ext.*') or your custom
 # ones.
 extensions = [
+    "sphinx.ext.napoleon",
     "sphinx.ext.autodoc",
     "sphinx.ext.viewcode",
-    "sphinx.ext.napoleon",
     "sphinx.ext.coverage",
     "sphinx.ext.autosectionlabel",
 ]