diff --git a/src/lib.rs b/src/lib.rs
index 3e4fd78c8..93124be80 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -48,8 +48,6 @@
     non_snake_case,
     unsafe_code
 )]
-// `#[derive(...)]` uses `trivial_numeric_casts` and `unused_qualifications`
-// internally.
 #![deny(missing_docs, unused_qualifications, variant_size_differences)]
 #![forbid(unused_results)]
 #![no_std]