diff --git a/polkadot/runtime/kusama/src/lib.rs b/polkadot/runtime/kusama/src/lib.rs
index 1f631bf19e..1d0636952e 100644
--- a/polkadot/runtime/kusama/src/lib.rs
+++ b/polkadot/runtime/kusama/src/lib.rs
@@ -485,7 +485,7 @@ impl im_online::Trait for Runtime {
 	type Event = Event;
 	type ReportUnresponsiveness = Offences;
 	type SessionDuration = SessionDuration;
-	type UnsignedPriority = StakingUnsignedPriority;
+	type UnsignedPriority = ImOnlineUnsignedPriority;
 }
 
 impl grandpa::Trait for Runtime {