diff --git a/cumulus/parachains/integration-tests/emulated/tests/bridges/bridge-hub-rococo/src/lib.rs b/cumulus/parachains/integration-tests/emulated/tests/bridges/bridge-hub-rococo/src/lib.rs
index 634686ae122d..043e617a4247 100644
--- a/cumulus/parachains/integration-tests/emulated/tests/bridges/bridge-hub-rococo/src/lib.rs
+++ b/cumulus/parachains/integration-tests/emulated/tests/bridges/bridge-hub-rococo/src/lib.rs
@@ -24,7 +24,6 @@ mod imports {
 		latest::{ParentThen, ROCOCO_GENESIS_HASH, WESTEND_GENESIS_HASH},
 		prelude::{AccountId32 as AccountId32Junction, *},
 		v5,
-		v5::NetworkId::Westend as WestendId,
 	};
 	pub use xcm_executor::traits::TransferType;
 
diff --git a/cumulus/parachains/integration-tests/emulated/tests/bridges/bridge-hub-westend/src/lib.rs b/cumulus/parachains/integration-tests/emulated/tests/bridges/bridge-hub-westend/src/lib.rs
index 51694fa4a7ce..72daa95de8c6 100644
--- a/cumulus/parachains/integration-tests/emulated/tests/bridges/bridge-hub-westend/src/lib.rs
+++ b/cumulus/parachains/integration-tests/emulated/tests/bridges/bridge-hub-westend/src/lib.rs
@@ -23,7 +23,7 @@ mod imports {
 	pub use xcm::{
 		latest::{ParentThen, ROCOCO_GENESIS_HASH, WESTEND_GENESIS_HASH},
 		prelude::{AccountId32 as AccountId32Junction, *},
-		v5::{self, NetworkId::Rococo as RococoId},
+		v5,
 	};
 	pub use xcm_executor::traits::TransferType;
 
diff --git a/cumulus/parachains/runtimes/assets/asset-hub-westend/tests/tests.rs b/cumulus/parachains/runtimes/assets/asset-hub-westend/tests/tests.rs
index 4bddf307e911..7a7ab5c76c4e 100644
--- a/cumulus/parachains/runtimes/assets/asset-hub-westend/tests/tests.rs
+++ b/cumulus/parachains/runtimes/assets/asset-hub-westend/tests/tests.rs
@@ -1125,8 +1125,10 @@ fn receive_reserve_asset_deposited_roc_from_asset_hub_rococo_fees_paid_by_pool_s
 	let block_author_account = AccountId::from(BLOCK_AUTHOR_ACCOUNT);
 	let staking_pot = StakingPot::get();
 
-	let foreign_asset_id_location =
-		xcm::v5::Location::new(2, [xcm::v5::Junction::GlobalConsensus(xcm::v5::NetworkId::Rococo)]);
+	let foreign_asset_id_location = xcm::v5::Location::new(
+		2,
+		[xcm::v5::Junction::GlobalConsensus(xcm::v5::NetworkId::ByGenesis(ROCOCO_GENESIS_HASH))],
+	);
 	let foreign_asset_id_minimum_balance = 1_000_000_000;
 	// sovereign account as foreign asset owner (can be whoever for this scenario)
 	let foreign_asset_owner = LocationToAccountId::convert_location(&Location::parent()).unwrap();
@@ -1194,8 +1196,10 @@ fn receive_reserve_asset_deposited_roc_from_asset_hub_rococo_fees_paid_by_suffic
 	let block_author_account = AccountId::from(BLOCK_AUTHOR_ACCOUNT);
 	let staking_pot = StakingPot::get();
 
-	let foreign_asset_id_location =
-		xcm::v5::Location::new(2, [xcm::v5::Junction::GlobalConsensus(xcm::v5::NetworkId::Rococo)]);
+	let foreign_asset_id_location = xcm::v5::Location::new(
+		2,
+		[xcm::v5::Junction::GlobalConsensus(xcm::v5::NetworkId::ByGenesis(ROCOCO_GENESIS_HASH))],
+	);
 	let foreign_asset_id_minimum_balance = 1_000_000_000;
 	// sovereign account as foreign asset owner (can be whoever for this scenario)
 	let foreign_asset_owner = LocationToAccountId::convert_location(&Location::parent()).unwrap();
diff --git a/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/lib.rs b/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/lib.rs
index 61b7c20e0347..93f8addf6146 100644
--- a/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/lib.rs
+++ b/cumulus/parachains/runtimes/bridge-hubs/bridge-hub-rococo/src/lib.rs
@@ -91,7 +91,10 @@ use bridge_hub_common::{
 use pallet_xcm::EnsureXcm;
 pub use sp_consensus_aura::sr25519::AuthorityId as AuraId;
 pub use sp_runtime::{MultiAddress, Perbill, Permill};
-use xcm::{latest::WESTEND_GENESIS_HASH, VersionedLocation};
+use xcm::{
+	latest::{ROCOCO_GENESIS_HASH, WESTEND_GENESIS_HASH},
+	VersionedLocation,
+};
 use xcm_config::{TreasuryAccount, XcmOriginToTransactDispatchOrigin, XcmRouter};
 
 #[cfg(any(feature = "std", test))]
@@ -1439,7 +1442,7 @@ impl_runtime_apis! {
 						Runtime,
 						bridge_common_config::BridgeGrandpaWestendInstance,
 						bridge_to_westend_config::WithBridgeHubWestendMessagesInstance,
-					>(params, generate_xcm_builder_bridge_message_sample([GlobalConsensus(Rococo), Parachain(42)].into()))
+					>(params, generate_xcm_builder_bridge_message_sample([GlobalConsensus(ByGenesis(ROCOCO_GENESIS_HASH)), Parachain(42)].into()))
 				}
 
 				fn prepare_message_delivery_proof(
@@ -1474,7 +1477,7 @@ impl_runtime_apis! {
 						Runtime,
 						bridge_common_config::BridgeGrandpaRococoBulletinInstance,
 						bridge_to_bulletin_config::WithRococoBulletinMessagesInstance,
-					>(params, generate_xcm_builder_bridge_message_sample([GlobalConsensus(Rococo), Parachain(42)].into()))
+					>(params, generate_xcm_builder_bridge_message_sample([GlobalConsensus(ByGenesis(ROCOCO_GENESIS_HASH)), Parachain(42)].into()))
 				}
 
 				fn prepare_message_delivery_proof(
diff --git a/polkadot/xcm/src/v3/junction.rs b/polkadot/xcm/src/v3/junction.rs
index a6eaf0d9b770..24e9c16bf699 100644
--- a/polkadot/xcm/src/v3/junction.rs
+++ b/polkadot/xcm/src/v3/junction.rs
@@ -56,6 +56,10 @@ pub enum NetworkId {
 	Polkadot,
 	/// The Kusama canary-net Relay-chain.
 	Kusama,
+	/// The Westend testnet Relay-chain.
+	Westend,
+	/// The Rococo testnet Relay-chain.
+	Rococo,
 	/// The Wococo testnet Relay-chain.
 	Wococo,
 	/// An Ethereum network specified by its chain ID.
@@ -86,6 +90,8 @@ impl From<NewNetworkId> for NetworkId {
 			ByFork { block_number, block_hash } => Self::ByFork { block_number, block_hash },
 			Polkadot => Self::Polkadot,
 			Kusama => Self::Kusama,
+			Westend => Self::Westend,
+			Rococo => Self::Rococo,
 			Wococo => Self::Wococo,
 			Ethereum { chain_id } => Self::Ethereum { chain_id },
 			BitcoinCore => Self::BitcoinCore,
diff --git a/polkadot/xcm/src/v4/junction.rs b/polkadot/xcm/src/v4/junction.rs
index 5fe21cbfb1c1..88125b03ef0c 100644
--- a/polkadot/xcm/src/v4/junction.rs
+++ b/polkadot/xcm/src/v4/junction.rs
@@ -25,7 +25,6 @@ use crate::{
 };
 use bounded_collections::{BoundedSlice, BoundedVec, ConstU32};
 use codec::{self, Decode, Encode, MaxEncodedLen};
-use hex_literal::hex;
 use scale_info::TypeInfo;
 use serde::{Deserialize, Serialize};
 
@@ -129,12 +128,6 @@ impl From<NewNetworkId> for NetworkId {
 	}
 }
 
-pub const WESTEND_GENESIS_HASH: [u8; 32] =
-	hex!["e143f23803ac50e8f6f8e62695d1ce9e4e1d68aa36c1cd2cfd15340213f3423e"];
-
-pub const ROCOCO_GENESIS_HASH: [u8; 32] =
-	hex!["6408de7737c59c238890533af25896a2c20608d8b380bb01029acb392781063e"];
-
 /// A global identifier of a data structure existing within consensus.
 ///
 /// Maintenance note: Networks with global consensus and which are practically bridgeable within the
@@ -163,6 +156,10 @@ pub enum NetworkId {
 	Polkadot,
 	/// The Kusama canary-net Relay-chain.
 	Kusama,
+	/// The Westend testnet Relay-chain.
+	Westend,
+	/// The Rococo testnet Relay-chain.
+	Rococo,
 	/// The Wococo testnet Relay-chain.
 	Wococo,
 	/// An Ethereum network specified by its chain ID.
@@ -193,6 +190,8 @@ impl From<OldNetworkId> for NetworkId {
 			ByFork { block_number, block_hash } => Self::ByFork { block_number, block_hash },
 			Polkadot => Self::Polkadot,
 			Kusama => Self::Kusama,
+			Westend => Self::Westend,
+			Rococo => Self::Rococo,
 			Wococo => Self::Wococo,
 			Ethereum { chain_id } => Self::Ethereum { chain_id },
 			BitcoinCore => Self::BitcoinCore,
diff --git a/polkadot/xcm/src/v4/mod.rs b/polkadot/xcm/src/v4/mod.rs
index a6d208361206..778c02f3a735 100644
--- a/polkadot/xcm/src/v4/mod.rs
+++ b/polkadot/xcm/src/v4/mod.rs
@@ -48,9 +48,7 @@ pub use asset::{
 	Asset, AssetFilter, AssetId, AssetInstance, Assets, Fungibility, WildAsset, WildFungibility,
 	MAX_ITEMS_IN_ASSETS,
 };
-pub use junction::{
-	BodyId, BodyPart, Junction, NetworkId, ROCOCO_GENESIS_HASH, WESTEND_GENESIS_HASH,
-};
+pub use junction::{BodyId, BodyPart, Junction, NetworkId};
 pub use junctions::Junctions;
 pub use location::{Ancestor, AncestorThen, InteriorLocation, Location, Parent, ParentThen};
 pub use traits::{
diff --git a/polkadot/xcm/src/v5/junction.rs b/polkadot/xcm/src/v5/junction.rs
index ed57de6f49bd..cfa033e433b8 100644
--- a/polkadot/xcm/src/v5/junction.rs
+++ b/polkadot/xcm/src/v5/junction.rs
@@ -24,6 +24,7 @@ use crate::{
 };
 use bounded_collections::{BoundedSlice, BoundedVec, ConstU32};
 use codec::{self, Decode, Encode, MaxEncodedLen};
+use hex_literal::hex;
 use scale_info::TypeInfo;
 use serde::{Deserialize, Serialize};
 
@@ -102,6 +103,12 @@ pub enum Junction {
 	GlobalConsensus(NetworkId),
 }
 
+pub const WESTEND_GENESIS_HASH: [u8; 32] =
+	hex!["e143f23803ac50e8f6f8e62695d1ce9e4e1d68aa36c1cd2cfd15340213f3423e"];
+
+pub const ROCOCO_GENESIS_HASH: [u8; 32] =
+	hex!["6408de7737c59c238890533af25896a2c20608d8b380bb01029acb392781063e"];
+
 /// A global identifier of a data structure existing within consensus.
 ///
 /// Maintenance note: Networks with global consensus and which are practically bridgeable within the
@@ -130,10 +137,6 @@ pub enum NetworkId {
 	Polkadot,
 	/// The Kusama canary-net Relay-chain.
 	Kusama,
-	/// The Westend testnet Relay-chain.
-	Westend,
-	/// The Rococo testnet Relay-chain.
-	Rococo,
 	/// The Wococo testnet Relay-chain.
 	Wococo,
 	/// An Ethereum network specified by its chain ID.
@@ -164,8 +167,8 @@ impl From<OldNetworkId> for NetworkId {
 			ByFork { block_number, block_hash } => Self::ByFork { block_number, block_hash },
 			Polkadot => Self::Polkadot,
 			Kusama => Self::Kusama,
-			Westend => Self::Westend,
-			Rococo => Self::Rococo,
+			Westend => Self::ByGenesis(WESTEND_GENESIS_HASH),
+			Rococo => Self::ByGenesis(ROCOCO_GENESIS_HASH),
 			Wococo => Self::Wococo,
 			Ethereum { chain_id } => Self::Ethereum { chain_id },
 			BitcoinCore => Self::BitcoinCore,
diff --git a/polkadot/xcm/src/v5/mod.rs b/polkadot/xcm/src/v5/mod.rs
index 4a23507709f5..2484bcbe6772 100644
--- a/polkadot/xcm/src/v5/mod.rs
+++ b/polkadot/xcm/src/v5/mod.rs
@@ -42,7 +42,9 @@ pub use asset::{
 	Asset, AssetFilter, AssetId, AssetInstance, Assets, Fungibility, WildAsset, WildFungibility,
 	MAX_ITEMS_IN_ASSETS,
 };
-pub use junction::{BodyId, BodyPart, Junction, NetworkId};
+pub use junction::{
+	BodyId, BodyPart, Junction, NetworkId, ROCOCO_GENESIS_HASH, WESTEND_GENESIS_HASH,
+};
 pub use junctions::Junctions;
 pub use location::{Ancestor, AncestorThen, InteriorLocation, Location, Parent, ParentThen};
 pub use traits::{