diff --git a/docs/conf.py b/docs/conf.py
index 7438549..92df03f 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -66,7 +66,7 @@
 # The theme to use for HTML and HTML Help pages.  See the documentation for
 # a list of builtin themes.
 #
-html_theme = "sphinx_pydata_theme"
+html_theme = "pydata-sphinx-theme"
 # sidebar
 html_sidebars = {
     "**": [
diff --git a/docs/requirements.txt b/docs/requirements.txt
index 5997550..4cf5c60 100644
--- a/docs/requirements.txt
+++ b/docs/requirements.txt
@@ -3,5 +3,5 @@ breathe
 sphinx-sitemap
 sphinx
 exhale
-sphinx_pydata_theme
+pydata-sphinx-theme
 alabaster