diff --git a/parachain/primitives/core/Cargo.toml b/parachain/primitives/core/Cargo.toml
index fdc62d4653..f2cbaa2a7b 100644
--- a/parachain/primitives/core/Cargo.toml
+++ b/parachain/primitives/core/Cargo.toml
@@ -8,6 +8,7 @@ edition = "2021"
 serde = { version = "1.0.188", optional = true, features = [ "derive", "alloc" ], default-features = false }
 codec = { package = "parity-scale-codec", version = "3.6.1", default-features = false }
 scale-info = { version = "2.9.0", default-features = false, features = [ "derive" ] }
+hex-literal = { version = "0.4.1" }
 
 polkadot-parachain-primitives = { path = "../../../polkadot-sdk/polkadot/parachain", default-features = false }
 xcm = { package = "staging-xcm", path = "../../../polkadot-sdk/polkadot/xcm", default-features = false }
@@ -26,7 +27,6 @@ ethabi = { git = "https://github.com/Snowfork/ethabi-decode.git", package = "eth
 
 [dev-dependencies]
 hex = { version = "0.4.3" }
-hex-literal = { version = "0.4.1" }
 
 [features]
 default = ["std"]
diff --git a/parachain/primitives/core/src/lib.rs b/parachain/primitives/core/src/lib.rs
index 427b72a35e..e8faaa71ea 100644
--- a/parachain/primitives/core/src/lib.rs
+++ b/parachain/primitives/core/src/lib.rs
@@ -20,6 +20,7 @@ pub use ringbuffer::{RingBufferMap, RingBufferMapImpl};
 
 use codec::{Decode, Encode, MaxEncodedLen};
 use frame_support::traits::Contains;
+use hex_literal::hex;
 use scale_info::TypeInfo;
 use sp_core::H256;
 use sp_io::hashing::keccak_256;
@@ -53,7 +54,7 @@ pub const GWEI: u128 = 1_000_000_000;
 pub const METH: u128 = 1_000_000_000_000_000;
 pub const ETH: u128 = 1_000_000_000_000_000_000;
 
-/// Identifier for a messaging channel
+/// Identifier for a message channel
 #[derive(
 	Clone, Copy, Encode, Decode, PartialEq, Eq, Default, RuntimeDebug, MaxEncodedLen, TypeInfo,
 )]
@@ -120,14 +121,14 @@ pub trait ChannelLookup {
 	fn lookup(channel_id: ChannelId) -> Option<Channel>;
 }
 
-pub const PRIMARY_GOVERNANCE_CHANNEL: ChannelId = ChannelId::new([
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
-]);
+/// Channel for high-priority governance commands
+pub const PRIMARY_GOVERNANCE_CHANNEL: ChannelId =
+	ChannelId::new(hex!("0000000000000000000000000000000000000000000000000000000000000001"));
 
-pub const SECONDARY_GOVERNANCE_CHANNEL: ChannelId = ChannelId::new([
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 2,
-]);
+/// Channel for lower-priority governance commands
+pub const SECONDARY_GOVERNANCE_CHANNEL: ChannelId =
+	ChannelId::new(hex!("0000000000000000000000000000000000000000000000000000000000000002"));
 
-pub const BRIDGE_HUB_AGENT_ID: AgentId = H256([
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1,
-]);
+/// Agent ID for BridgeHub
+pub const BRIDGE_HUB_AGENT_ID: AgentId =
+	H256(hex!("0000000000000000000000000000000000000000000000000000000000000001"));
diff --git a/polkadot-sdk b/polkadot-sdk
index e7e815dafb..42c1258679 160000
--- a/polkadot-sdk
+++ b/polkadot-sdk
@@ -1 +1 @@
-Subproject commit e7e815dafbdae2fdca01d72e4b3bf59dcee1b82d
+Subproject commit 42c125867975a22dc51eeec8001a56eba9d511e8
diff --git a/smoketest/src/helper.rs b/smoketest/src/helper.rs
index 9ea5f6116d..a678638f24 100644
--- a/smoketest/src/helper.rs
+++ b/smoketest/src/helper.rs
@@ -5,7 +5,11 @@ use crate::{
 		bridgehub::{
 			self,
 			api::{
-				runtime_types::bridge_hub_rococo_runtime::RuntimeCall as BHRuntimeCall, utility,
+				runtime_types::{
+					bridge_hub_rococo_runtime::RuntimeCall as BHRuntimeCall,
+					snowbridge_core::outbound::v1::OperatingMode,
+				},
+				utility,
 			},
 		},
 		relaychain,
@@ -259,7 +263,7 @@ pub async fn construct_create_channel_call(
 	bridge_hub_client: &Box<OnlineClient<PolkadotConfig>>,
 ) -> Result<Vec<u8>, Box<dyn std::error::Error>> {
 	let call = bridgehub::api::ethereum_control::calls::TransactionApi
-		.create_channel()
+		.create_channel(OperatingMode::Normal, 1)
 		.encode_call_data(&bridge_hub_client.metadata())?;
 
 	Ok(call)