diff --git a/docs/source/conf.py b/docs/source/conf.py
index 65878b1ba..bc5f6f36d 100644
--- a/docs/source/conf.py
+++ b/docs/source/conf.py
@@ -69,7 +69,7 @@
 html_theme_options = {
     "collapse_navigation": True,
     "sticky_navigation": True,
-    "display_version": True,
+    "version_selector": True,
     "prev_next_buttons_location": "bottom",
 }
 
diff --git a/pyproject.toml b/pyproject.toml
index bf988e1b1..39a0f2efb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -38,8 +38,8 @@ dependencies = [
 
 [project.optional-dependencies]
 docs = [
-    "sphinx==7.4.7",
-    "sphinx_rtd_theme==2.0.0",
+    "sphinx==8.1.3",
+    "sphinx_rtd_theme==3.0.2",
 ]
 test = [
     "black==24.10.0",