diff --git a/src/handler.rs b/src/handler.rs
index 841d11a16..5ab3b5a7a 100644
--- a/src/handler.rs
+++ b/src/handler.rs
@@ -11,17 +11,15 @@ use crate::{
 ///
 /// # What Is A Request Handler
 /// A request handler has three requirements:
-/// 1. It is an async function (or a function/closure that returns an appropriate future)
-/// and has no more than 12 paramters;
-/// 2. The function parameters implement [`FromRequest`];
-/// 3. The async function (or future) resolves to a type that can be converted into an
+/// 1. It is an async function (or a function/closure that returns an appropriate future);
+/// 1. The function parameters (up to 12) implement [`FromRequest`];
+/// 1. The async function (or future) resolves to a type that can be converted into an
 ///   [`HttpResponse`] (i.e., it implements the [`Responder`] trait).
 ///
 /// # Compiler Errors
 /// If you get the error `the trait Handler<_> is not implemented`, then your handler does not
-/// fulfill the _first_ of the above requirements.
-/// Missing other requirements manifest as errors on implementing [`FromRequest`] and [`Responder`]
-/// , respectively.
+/// fulfill the _first_ of the above requirements. Missing other requirements manifest as errors on
+/// implementing [`FromRequest`] and [`Responder`], respectively.
 ///
 /// # How Do Handlers Receive Variable Numbers Of Arguments
 /// Rest assured there is no macro magic here; it's just traits.
@@ -156,21 +154,13 @@ mod tests {
     #[test]
     fn arg_number() {
         async fn handler_min() {}
+
+        #[rustfmt::skip]
+        #[allow(clippy::too_many_arguments, clippy::just_underscores_and_digits)]
         async fn handler_max(
-            _01: (),
-            _02: (),
-            _03: (),
-            _04: (),
-            _05: (),
-            _06: (),
-            _07: (),
-            _08: (),
-            _09: (),
-            _10: (),
-            _11: (),
-            _12: (),
-        ) {
-        }
+            _01: (), _02: (), _03: (), _04: (), _05: (), _06: (),
+            _07: (), _08: (), _09: (), _10: (), _11: (), _12: (),
+        ) {}
 
         assert_impl_handler(handler_min);
         assert_impl_handler(handler_max);