diff --git a/polkadot/runtime/kusama/src/lib.rs b/polkadot/runtime/kusama/src/lib.rs
index 50f64965c5..9059cd90a8 100644
--- a/polkadot/runtime/kusama/src/lib.rs
+++ b/polkadot/runtime/kusama/src/lib.rs
@@ -617,7 +617,7 @@ impl pallet_staking::Config for Runtime {
 	type VoterList = VoterList;
 	type MaxUnlockingChunks = frame_support::traits::ConstU32<32>;
 	type BenchmarkingConfig = runtime_common::StakingBenchmarkingConfig;
-	type OnStakerSlash = ();
+	type OnStakerSlash = NominationPools;
 	type WeightInfo = weights::pallet_staking::WeightInfo<Runtime>;
 }
 
diff --git a/polkadot/runtime/westend/src/lib.rs b/polkadot/runtime/westend/src/lib.rs
index 74d1da8eba..dcbee5ef70 100644
--- a/polkadot/runtime/westend/src/lib.rs
+++ b/polkadot/runtime/westend/src/lib.rs
@@ -510,7 +510,7 @@ impl pallet_staking::Config for Runtime {
 	type VoterList = VoterList;
 	type MaxUnlockingChunks = frame_support::traits::ConstU32<32>;
 	type BenchmarkingConfig = runtime_common::StakingBenchmarkingConfig;
-	type OnStakerSlash = ();
+	type OnStakerSlash = NominationPools;
 	type WeightInfo = weights::pallet_staking::WeightInfo<Runtime>;
 }