diff --git a/authority/src/default_weight.rs b/authority/src/default_weight.rs
index 7f30ef57628cb0ae60555229419e7960bf3c89c9..802a567bbd98b6a82c44aa6c6def7a5bd306e52e 100644
--- a/authority/src/default_weight.rs
+++ b/authority/src/default_weight.rs
@@ -6,6 +6,7 @@
 
 #![allow(unused_parens)]
 #![allow(unused_imports)]
+#![allow(clippy::unnecessary_cast)]
 
 use frame_support::weights::{constants::RocksDbWeight as DbWeight, Weight};
 use sp_std::marker::PhantomData;