diff --git a/docs/source/conf.py b/docs/source/conf.py
index afcc9c5cb8ad1596711922c290f43845c9b2c26d..4a69c32aa34bee322ca138207cb5f04473d2061a 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -36,7 +36,7 @@ release = '0.6.0'
 # ones.
 extensions = [
     'sphinx.ext.autodoc',
-    'sphzinx.ext.mathjax',
+    'sphinx.ext.mathjax',
     'sphinx.ext.mathjax',
     'sphinx.ext.viewcode',
     'myst_parser',