diff --git a/pyproject.toml b/pyproject.toml
index 94ab2cf..14b1394 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -58,7 +58,7 @@ dev = [
 doc = [
     "autoapi (>=2.0.1,<2.1.0)",
     "sphinx-autodoc-typehints (>=3.2.0,<3.3.0)",
-    "sphinx-rtd-theme (>=3.0.2,<3.1.0)"
+    "sphinx-rtd-theme (>=3.1.0,<3.2.0)"
 ]
 
 [build-system]