diff --git a/runtime/bifrost-kusama/src/lib.rs b/runtime/bifrost-kusama/src/lib.rs
index 41fbea8ef..eb91d96cb 100644
--- a/runtime/bifrost-kusama/src/lib.rs
+++ b/runtime/bifrost-kusama/src/lib.rs
@@ -164,7 +164,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
 	spec_name: create_runtime_str!("bifrost"),
 	impl_name: create_runtime_str!("bifrost"),
 	authoring_version: 1,
-	spec_version: 15000,
+	spec_version: 15001,
 	impl_version: 0,
 	apis: RUNTIME_API_VERSIONS,
 	transaction_version: 1,
@@ -1539,7 +1539,7 @@ impl bifrost_vtoken_minting::OnRedeemSuccess<AccountId, CurrencyId, Balance> for
 
 parameter_types! {
 	pub const MaximumUnlockIdOfUser: u32 = 10;
-	pub const MaximumUnlockIdOfTimeUnit: u32 = 50;
+	pub const MaximumUnlockIdOfTimeUnit: u32 = 1000;
 	pub BifrostFeeAccount: AccountId = TreasuryPalletId::get().into_account_truncating();
 }
 
@@ -2000,12 +2000,8 @@ pub mod migrations {
 
 	/// Unreleased migrations. Add new ones here:
 	pub type Unreleased = (
-		bifrost_parachain_staking::migrations::RemoveDelegatorReserveToLockAndCollatorReserveToLock<
-			Runtime,
-		>,
 		// permanent migration, do not remove
 		pallet_xcm::migration::MigrateToLatestXcmVersion<Runtime>,
-		bifrost_flexible_fee::migrations::v3::MigrateToV3<Runtime>,
 	);
 }
 
diff --git a/runtime/bifrost-polkadot/src/lib.rs b/runtime/bifrost-polkadot/src/lib.rs
index 9a046b485..68bcdb986 100644
--- a/runtime/bifrost-polkadot/src/lib.rs
+++ b/runtime/bifrost-polkadot/src/lib.rs
@@ -188,7 +188,7 @@ pub const VERSION: RuntimeVersion = RuntimeVersion {
 	spec_name: create_runtime_str!("bifrost_polkadot"),
 	impl_name: create_runtime_str!("bifrost_polkadot"),
 	authoring_version: 0,
-	spec_version: 15000,
+	spec_version: 15001,
 	impl_version: 0,
 	apis: RUNTIME_API_VERSIONS,
 	transaction_version: 1,
@@ -1392,7 +1392,7 @@ impl bifrost_vtoken_minting::OnRedeemSuccess<AccountId, CurrencyId, Balance> for
 
 parameter_types! {
 	pub const MaximumUnlockIdOfUser: u32 = 10;
-	pub const MaximumUnlockIdOfTimeUnit: u32 = 50;
+	pub const MaximumUnlockIdOfTimeUnit: u32 = 1000;
 	pub BifrostFeeAccount: AccountId = TreasuryPalletId::get().into_account_truncating();
 }
 
@@ -1902,9 +1902,6 @@ pub mod migrations {
 	pub type Unreleased = (
 		// permanent migration, do not remove
 		pallet_xcm::migration::MigrateToLatestXcmVersion<Runtime>,
-		bifrost_parachain_staking::migrations::InitGenesisMigration<Runtime>,
-		frame_support::migrations::RemovePallet<CollatorSelectionName, RocksDbWeight>,
-		bifrost_flexible_fee::migrations::v3::PolkadotMigrateToV3<Runtime>,
 	);
 }