diff --git a/substrate/frame/mixnet/src/lib.rs b/substrate/frame/mixnet/src/lib.rs
index 426b2088c302..bab83834cd58 100644
--- a/substrate/frame/mixnet/src/lib.rs
+++ b/substrate/frame/mixnet/src/lib.rs
@@ -247,7 +247,7 @@ pub mod pallet {
 		StorageDoubleMap<_, Identity, SessionIndex, Identity, AuthorityIndex, BoundedMixnodeFor<T>>;
 
 	#[pallet::genesis_config]
-	#[derive(frame::prelude::DefaultNoBound)]
+	#[derive(DefaultNoBound)]
 	pub struct GenesisConfig<T: Config> {
 		/// The mixnode set for the very first session.
 		pub mixnodes: BoundedVec<BoundedMixnodeFor<T>, T::MaxAuthorities>,