diff --git a/mknodes/info/pyproject.py b/mknodes/info/pyproject.py
index 6ab8bad0..b2b87336 100644
--- a/mknodes/info/pyproject.py
+++ b/mknodes/info/pyproject.py
@@ -89,6 +89,8 @@ def package_repos(self) -> list[installmethods.InstallMethodStr]:
     @property
     def docstring_style(self) -> str | None:
         """Return the style used for docstring."""
+        if convention := self.tool["pydocstyle"].get("convention"):
+            return convention
         return self.mknodes_section.get("docstring-style")
 
     @property