diff --git a/pyproject.toml b/pyproject.toml
index 7e1c9f9b..183a6516 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -42,7 +42,7 @@ doc = [
     "sphinx>=4,!=5.1.0,<7.3.6",
     "sphinx-autoapi>=1.8,<3.1",
     "sphinx-issues>=1.2,<4.2",
-    "sphinx-autodoc-typehints>1.19,<2.0.2",
+    "sphinx-autodoc-typehints>1.19,<2.1.1",
     "sphinxcontrib-mermaid>0.7,<0.10.0",
 ]
 tests = [