diff --git a/pyproject.toml b/pyproject.toml
index c4c3a7a4e2..16595c6b5b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -81,7 +81,7 @@ gpu = [
 docs = [
     'sphinx==8.1.3',
     'sphinx-autobuild>=2021.3.14',
-    'sphinx-autoapi==3.3.3',
+    'sphinx-autoapi==3.4.0',
     'sphinx_design',
     'sphinx-issues',
     'sphinx-copybutton',