diff --git a/pyproject.toml b/pyproject.toml
index 5e95bbe..e662164 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -36,7 +36,7 @@ tests = [
 doc = [
     "ansys-sphinx-theme==0.9.9",
     "numpydoc==1.5.0",
-    "Sphinx==7.0.1",
+    "Sphinx==7.1.0",
     "sphinx-copybutton==0.5.2",
 ]