diff --git a/docs/en/docs/advanced/dataclasses.md b/docs/en/docs/advanced/dataclasses.md
index 80a063bb8..72daca06a 100644
--- a/docs/en/docs/advanced/dataclasses.md
+++ b/docs/en/docs/advanced/dataclasses.md
@@ -8,7 +8,7 @@ But FastAPI also supports using internal support for `dataclasses`.
+This is still supported thanks to **Pydantic**, as it has internal support for `dataclasses`.
So, even with the code above that doesn't use Pydantic explicitly, FastAPI is using Pydantic to convert those standard dataclasses to Pydantic's own flavor of dataclasses.