diff --git a/pallets/flexible-fee/src/mock.rs b/pallets/flexible-fee/src/mock.rs
index 59314f629b..42f49893ba 100644
--- a/pallets/flexible-fee/src/mock.rs
+++ b/pallets/flexible-fee/src/mock.rs
@@ -215,14 +215,14 @@ parameter_types! {
 }
 
 impl zenlink_protocol::Config for Test {
-	type Conversion = ();
 	type Event = Event;
-	type GetExchangeFee = GetExchangeFee;
 	type MultiAssetsHandler = MultiAssets;
 	type PalletId = ZenlinkPalletId;
 	type SelfParaId = SelfParaId;
+
 	type TargetChains = ();
 	type XcmExecutor = ();
+	type Conversion = ();
 }
 
 type MultiAssets = ZenlinkMultiAssets<ZenlinkProtocol, Balances, LocalAssetAdaptor<Currencies>>;
diff --git a/pallets/flexible-fee/src/tests.rs b/pallets/flexible-fee/src/tests.rs
index df636595a8..2889b07641 100644
--- a/pallets/flexible-fee/src/tests.rs
+++ b/pallets/flexible-fee/src/tests.rs
@@ -82,12 +82,6 @@ fn basic_setup() {
 	let asset_1_currency_id: AssetId = AssetId::try_from(CURRENCY_ID_1).unwrap();
 	let asset_2_currency_id: AssetId = AssetId::try_from(CURRENCY_ID_2).unwrap();
 
-	assert_ok!(ZenlinkProtocol::create_pair(
-		Origin::signed(ALICE),
-		asset_0_currency_id,
-		asset_1_currency_id
-	));
-
 	let mut deadline: BlockNumberFor<Test> = <frame_system::Pallet<Test>>::block_number() +
 		<Test as frame_system::Config>::BlockNumber::from(100u32);
 	assert_ok!(ZenlinkProtocol::add_liquidity(
@@ -101,17 +95,6 @@ fn basic_setup() {
 		deadline
 	));
 
-	assert_ok!(ZenlinkProtocol::create_pair(
-		Origin::signed(ALICE),
-		asset_0_currency_id,
-		asset_2_currency_id
-	)); // asset 0 and 2
-
-	let pool_0_2_account = ZenlinkProtocol::lp_metadata((asset_0_currency_id, asset_2_currency_id))
-		.unwrap()
-		.0;
-	println!("pool_0_2_account: {:?}", pool_0_2_account);
-
 	// pool 0 2
 	deadline = <frame_system::Pallet<Test>>::block_number() +
 		<Test as frame_system::Config>::BlockNumber::from(100u32);
@@ -199,27 +182,6 @@ fn ensure_can_charge_fee_should_work() {
 			Some(asset_order_list_vec.clone()),
 		);
 
-		let native_asset_id: AssetId = AssetId::try_from(CURRENCY_ID_0).unwrap();
-		let asset_id: AssetId = AssetId::try_from(CURRENCY_ID_1).unwrap();
-
-		let path = vec![asset_id, native_asset_id];
-		let pool_0_1_account = ZenlinkProtocol::lp_metadata((native_asset_id, asset_id)).unwrap().0;
-
-		println!("pool_0_1_account: {:?}", pool_0_1_account);
-
-		let pool_0_1_price = ZenlinkProtocol::get_amount_in_by_path(100, &path);
-		let pool_0_1_account = ZenlinkProtocol::lp_metadata((native_asset_id, asset_id)).unwrap().0;
-
-		println!("pool_0_1_price: {:?}", pool_0_1_price);
-		println!(
-			"crrency 0 total balance of pool_0_1: {:?}",
-			Currencies::total_balance(CURRENCY_ID_0, &pool_0_1_account)
-		);
-		println!(
-			"crrency 1 total balance of pool_0_1: {:?}",
-			Currencies::total_balance(CURRENCY_ID_1, &pool_0_1_account)
-		);
-
 		assert_ok!(<Test as crate::Config>::FeeDealer::ensure_can_charge_fee(
 			&ALICE,
 			100,
diff --git a/pallets/minter-reward/src/mock.rs b/pallets/minter-reward/src/mock.rs
index 5350b6cdb0..b1d7a6b4f6 100644
--- a/pallets/minter-reward/src/mock.rs
+++ b/pallets/minter-reward/src/mock.rs
@@ -168,7 +168,6 @@ parameter_types! {
 impl zenlink_protocol::Config for Runtime {
 	type Conversion = ();
 	type Event = Event;
-	type GetExchangeFee = GetExchangeFee;
 	type MultiAssetsHandler = MultiAssets;
 	type PalletId = ZenlinkPalletId;
 	// type SelfParaId = SelfParaId;
diff --git a/pallets/minter-reward/src/tests.rs b/pallets/minter-reward/src/tests.rs
index 73eb8acc71..0754c0ee39 100644
--- a/pallets/minter-reward/src/tests.rs
+++ b/pallets/minter-reward/src/tests.rs
@@ -73,27 +73,6 @@ fn minter_reward_should_work() {
 		let vksm_asset_id: AssetId =
 			AssetId::try_from(CurrencyId::VToken(TokenSymbol::KSM)).unwrap();
 
-		assert_ok!(ZenlinkProtocol::create_pair(
-			Origin::signed(ALICE),
-			ausd_asset_id,
-			dot_asset_id
-		));
-		assert_ok!(ZenlinkProtocol::create_pair(
-			Origin::signed(ALICE),
-			ausd_asset_id,
-			vdot_asset_id
-		));
-		assert_ok!(ZenlinkProtocol::create_pair(
-			Origin::signed(ALICE),
-			ausd_asset_id,
-			ksm_asset_id
-		));
-		assert_ok!(ZenlinkProtocol::create_pair(
-			Origin::signed(ALICE),
-			ausd_asset_id,
-			vksm_asset_id
-		));
-
 		let deadline: BlockNumberFor<Runtime> = <frame_system::Pallet<Runtime>>::block_number() +
 			<Runtime as frame_system::Config>::BlockNumber::from(100u32);
 		assert_ok!(ZenlinkProtocol::add_liquidity(
diff --git a/pallets/vtoken-mint/src/mock.rs b/pallets/vtoken-mint/src/mock.rs
index 128a362309..0a0035f8df 100644
--- a/pallets/vtoken-mint/src/mock.rs
+++ b/pallets/vtoken-mint/src/mock.rs
@@ -189,7 +189,6 @@ parameter_types! {
 impl zenlink_protocol::Config for Runtime {
 	type Conversion = ();
 	type Event = Event;
-	type GetExchangeFee = GetExchangeFee;
 	type MultiAssetsHandler = MultiAssets;
 	type PalletId = ZenlinkPalletId;
 	type SelfParaId = ();