diff --git a/src/validator.rs b/src/validator.rs
index fa90cd3..bb533b1 100644
--- a/src/validator.rs
+++ b/src/validator.rs
@@ -1,3 +1,5 @@
+//! # Validator support
+
 use crate::{HasValidate, VALIDATION_ERROR_STATUS};
 use axum::async_trait;
 use axum::extract::{FromRef, FromRequest, FromRequestParts};