diff --git a/README.md b/README.md
index e409383c8..798aac4b3 100644
--- a/README.md
+++ b/README.md
@@ -309,7 +309,7 @@ https://test-api-gateway-proxy.com/publishers/google/models/gemini-3-pro-preview
 ## Types
 
 Parameter types can be specified as either dictionaries(`TypedDict`) or
-[Pydantic Models](https://pydantic.readthedocs.io/en/stable/model.html).
+[Pydantic Models](https://docs.pydantic.dev/latest/concepts/models/).
 Pydantic model types are available in the `types` module.
 
 ## Models