diff --git a/docs/conf.py b/docs/conf.py
index 54537a096..e05c8f76b 100644
--- a/docs/conf.py
+++ b/docs/conf.py
@@ -283,7 +283,7 @@ def setup(app: Sphinx) -> Dict[str, Any]:
     Args:
         app: the Sphinx application
     Returns:
-        the 2 parralel parameters set to ``True``.
+        the 2 parallel parameters set to ``True``.
     """
     app.connect("html-page-context", setup_to_main)