diff --git a/runtime/integration-tests/src/generic/cases/example.rs b/runtime/integration-tests/src/generic/cases/example.rs
index ce9f3383bf..0e99907f03 100644
--- a/runtime/integration-tests/src/generic/cases/example.rs
+++ b/runtime/integration-tests/src/generic/cases/example.rs
@@ -23,8 +23,7 @@ fn transfer_balance<T: Runtime>() {
 	// Set up all GenesisConfig for your initial state
 	// You can choose `RuntimeEnv` by `FudgeEnv` to make it working with fudge
 	// environment.
-	let mut env = RuntimeEnv::<T>::from_storage(
-		Default::default(),
+	let mut env = RuntimeEnv::<T>::from_parachain_storage(
 		Genesis::default()
 			.add(pallet_balances::GenesisConfig::<T> {
 				balances: vec![(
@@ -33,7 +32,6 @@ fn transfer_balance<T: Runtime>() {
 				)],
 			})
 			.storage(),
-		Genesis::<T>::default().storage(),
 	);
 
 	// Call an extrinsic that would be processed immediately
@@ -76,8 +74,7 @@ fn fudge_transfer_balance<T: Runtime + FudgeSupport>() {
 	const TRANSFER: Balance = 1000 * CFG;
 	const FOR_FEES: Balance = 1 * CFG;
 
-	let mut env = FudgeEnv::<T>::from_storage(
-		Default::default(),
+	let mut env = FudgeEnv::<T>::from_parachain_storage(
 		Genesis::default()
 			.add(pallet_balances::GenesisConfig::<T> {
 				balances: vec![(
@@ -86,7 +83,6 @@ fn fudge_transfer_balance<T: Runtime + FudgeSupport>() {
 				)],
 			})
 			.storage(),
-		Genesis::<T>::default().storage(),
 	);
 
 	env.submit_later(
@@ -133,8 +129,7 @@ fn fudge_transfer_balance<T: Runtime + FudgeSupport>() {
 }
 
 fn call_api<T: Runtime>() {
-	let env =
-		RuntimeEnv::<T>::from_storage(Default::default(), Default::default(), Default::default());
+	let env = RuntimeEnv::<T>::default();
 
 	env.parachain_state(|| {
 		// If imported the trait: sp_api::runtime_decl_for_core::CoreV4,
@@ -147,8 +142,7 @@ fn call_api<T: Runtime>() {
 }
 
 fn fudge_call_api<T: Runtime + FudgeSupport>() {
-	let env =
-		FudgeEnv::<T>::from_storage(Default::default(), Default::default(), Default::default());
+	let env = FudgeEnv::<T>::default();
 
 	// Exclusive from fudge environment.
 	// It uses a client to access the runtime api.
@@ -164,8 +158,7 @@ fn fudge_call_api<T: Runtime + FudgeSupport>() {
 }
 
 fn pass_time_one_block<T: Runtime>() {
-	let mut env =
-		RuntimeEnv::<T>::from_storage(Default::default(), Default::default(), Default::default());
+	let mut env = RuntimeEnv::<T>::default();
 
 	let before = env.parachain_state(|| pallet_timestamp::Pallet::<T>::get());
 
diff --git a/runtime/integration-tests/src/generic/cases/investments.rs b/runtime/integration-tests/src/generic/cases/investments.rs
index 9b2f6c586b..8fb446dd41 100644
--- a/runtime/integration-tests/src/generic/cases/investments.rs
+++ b/runtime/integration-tests/src/generic/cases/investments.rs
@@ -38,14 +38,12 @@ mod common {
 	use super::*;
 
 	pub fn initialize_state_for_investments<E: Env<T>, T: Runtime>() -> E {
-		let mut env = E::from_storage(
-			Default::default(),
+		let mut env = E::from_parachain_storage(
 			Genesis::<T>::default()
 				.add(genesis::balances(T::ExistentialDeposit::get() + FOR_FEES))
 				.add(genesis::assets(vec![Usd6::ID]))
 				.add(genesis::tokens(vec![(Usd6::ID, Usd6::ED)]))
 				.storage(),
-			Genesis::<T>::default().storage(),
 		);
 
 		env.parachain_state_mut(|| {
diff --git a/runtime/integration-tests/src/generic/cases/liquidity_pools.rs b/runtime/integration-tests/src/generic/cases/liquidity_pools.rs
index de6cf5e36c..973f8c4ac9 100644
--- a/runtime/integration-tests/src/generic/cases/liquidity_pools.rs
+++ b/runtime/integration-tests/src/generic/cases/liquidity_pools.rs
@@ -406,12 +406,10 @@ mod altair {
 		}
 
 		fn test_air_transfers_to_and_from_sibling<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
+			let mut env = FudgeEnv::<T>::from_parachain_storage(
 				Genesis::default()
 					.add(genesis::balances::<T>(air(10)))
 					.storage(),
-				Default::default(),
 			);
 
 			setup_xcm(&mut env);
@@ -486,11 +484,7 @@ mod altair {
 		}
 
 		fn transfer_ausd_to_altair<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			setup_xcm(&mut env);
 
@@ -649,11 +643,7 @@ mod altair {
 		}
 
 		fn transfer_ksm_to_and_from_relay_chain<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			let transfer_amount: Balance = ksm(2);
 			let currency_id = CurrencyId::ForeignAsset(3001);
@@ -717,12 +707,10 @@ mod altair {
 		}
 
 		fn transfer_foreign_sibling_to_altair<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
+			let mut env = FudgeEnv::<T>::from_parachain_storage(
 				Genesis::default()
 					.add(genesis::balances::<T>(air(10)))
 					.storage(),
-				Default::default(),
 			);
 
 			setup_xcm(&mut env);
@@ -938,11 +926,7 @@ mod altair {
 		use super::*;
 
 		fn register_air_works<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			env.parachain_state_mut(|| {
 				let meta: AssetMetadata<Balance, CustomMetadata> = AssetMetadata {
@@ -969,11 +953,7 @@ mod altair {
 		}
 
 		fn register_foreign_asset_works<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			env.parachain_state_mut(|| {
 				let meta: AssetMetadata<Balance, CustomMetadata> = AssetMetadata {
@@ -1004,11 +984,7 @@ mod altair {
 
 		// Verify that registering tranche tokens is not allowed through extrinsics
 		fn register_tranche_asset_blocked<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			env.parachain_state_mut(|| {
 				let meta: AssetMetadata<Balance, CustomMetadata> = AssetMetadata {
@@ -1049,11 +1025,7 @@ mod altair {
 		use super::*;
 
 		fn convert_air<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			assert_eq!(parachains::kusama::altair::AIR_KEY.to_vec(), vec![0, 1]);
 
@@ -1089,11 +1061,7 @@ mod altair {
 		/// Verify that Tranche tokens are not handled by the CurrencyIdConvert
 		/// since we don't allow Tranche tokens to be transferable through XCM.
 		fn convert_tranche<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			let tranche_currency = CurrencyId::Tranche(401, [0; 16]);
 			let tranche_id =
@@ -1126,11 +1094,7 @@ mod altair {
 		}
 
 		fn convert_ausd<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			env.parachain_state_mut(|| {
 				assert_eq!(parachains::kusama::karura::AUSD_KEY, &[0, 129]);
@@ -1158,11 +1122,7 @@ mod altair {
 		}
 
 		fn convert_ksm<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			let ksm_location: MultiLocation = MultiLocation::parent().into();
 
@@ -1182,11 +1142,7 @@ mod altair {
 		}
 
 		fn convert_unkown_multilocation<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			let unknown_location: MultiLocation = MultiLocation::new(
 				1,
@@ -1199,11 +1155,7 @@ mod altair {
 		}
 
 		fn convert_unsupported_currency<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			env.parachain_state_mut(|| {
 				assert_eq!(
@@ -1569,11 +1521,7 @@ mod centrifuge {
 		use super::*;
 
 		fn register_cfg_works<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			env.parachain_state_mut(|| {
 				let meta: AssetMetadata<Balance, CustomMetadata> = AssetMetadata {
@@ -1600,11 +1548,7 @@ mod centrifuge {
 		}
 
 		fn register_foreign_asset_works<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			env.parachain_state_mut(|| {
 				let meta: AssetMetadata<Balance, CustomMetadata> = AssetMetadata {
@@ -1635,11 +1579,7 @@ mod centrifuge {
 
 		// Verify that registering tranche tokens is not allowed through extrinsics
 		fn register_tranche_asset_blocked<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			env.parachain_state_mut(|| {
 				let meta: AssetMetadata<Balance, CustomMetadata> = AssetMetadata {
@@ -1680,11 +1620,7 @@ mod centrifuge {
 		use super::*;
 
 		fn convert_cfg<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			assert_eq!(parachains::polkadot::centrifuge::CFG_KEY, &[0, 1]);
 
@@ -1722,11 +1658,7 @@ mod centrifuge {
 		/// v2 MultiLocation, that `CurrencyIdConvert` can look it up given an
 		/// identical location in XCM v3.
 		fn convert_cfg_xcm_v2<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			assert_eq!(parachains::polkadot::centrifuge::CFG_KEY, &[0, 1]);
 
@@ -1764,11 +1696,7 @@ mod centrifuge {
 		/// Verify that a registered token that is NOT XCM transferable is
 		/// filtered out by CurrencyIdConvert as expected.
 		fn convert_no_xcm_token<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			env.parachain_state_mut(|| {
 				register_no_xcm_token::<T>();
@@ -1781,11 +1709,7 @@ mod centrifuge {
 		}
 
 		fn convert_ausd<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			assert_eq!(parachains::polkadot::acala::AUSD_KEY, &[0, 1]);
 
@@ -1813,11 +1737,7 @@ mod centrifuge {
 		}
 
 		fn convert_dot<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			let dot_location: MultiLocation = MultiLocation::parent();
 
@@ -1837,11 +1757,7 @@ mod centrifuge {
 		}
 
 		fn convert_unknown_multilocation<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			let unknown_location: MultiLocation = MultiLocation::new(
 				1,
@@ -1857,11 +1773,7 @@ mod centrifuge {
 		}
 
 		fn convert_unsupported_currency<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			env.parachain_state_mut(|| {
 				assert_eq!(
@@ -1924,8 +1836,7 @@ mod centrifuge {
 		}
 
 		fn restrict_lp_eth_usdc_transfer<T: Runtime>() {
-			let mut env = RuntimeEnv::<T>::from_storage(
-				Default::default(),
+			let mut env = RuntimeEnv::<T>::from_parachain_storage(
 				Genesis::default()
 					.add(genesis::balances::<T>(cfg(10)))
 					.add(orml_tokens::GenesisConfig::<T> {
@@ -1936,7 +1847,6 @@ mod centrifuge {
 						)],
 					})
 					.storage(),
-				Genesis::<T>::default().storage(),
 			);
 
 			env.parachain_state_mut(|| {
@@ -2016,8 +1926,7 @@ mod centrifuge {
 		}
 
 		fn restrict_usdc_transfer<T: Runtime>() {
-			let mut env = RuntimeEnv::<T>::from_storage(
-				Default::default(),
+			let mut env = RuntimeEnv::<T>::from_parachain_storage(
 				Genesis::default()
 					.add(genesis::balances::<T>(cfg(10)))
 					.add(orml_tokens::GenesisConfig::<T> {
@@ -2028,7 +1937,6 @@ mod centrifuge {
 						)],
 					})
 					.storage(),
-				Genesis::<T>::default().storage(),
 			);
 
 			env.parachain_state_mut(|| {
@@ -2207,8 +2115,7 @@ mod centrifuge {
 		}
 
 		fn restrict_dot_transfer<T: Runtime>() {
-			let mut env = RuntimeEnv::<T>::from_storage(
-				Default::default(),
+			let mut env = RuntimeEnv::<T>::from_parachain_storage(
 				Genesis::default()
 					.add(genesis::balances::<T>(cfg(10)))
 					.add(orml_tokens::GenesisConfig::<T> {
@@ -2219,7 +2126,6 @@ mod centrifuge {
 						)],
 					})
 					.storage(),
-				Genesis::<T>::default().storage(),
 			);
 
 			env.parachain_state_mut(|| {
@@ -2296,12 +2202,10 @@ mod centrifuge {
 		}
 
 		fn restrict_dot_xcm_transfer<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
+			let mut env = FudgeEnv::<T>::from_parachain_storage(
 				Genesis::default()
 					.add(genesis::balances::<T>(cfg(10)))
 					.storage(),
-				Default::default(),
 			);
 
 			transfer_dot_from_relay_chain(&mut env);
@@ -2498,12 +2402,10 @@ mod centrifuge {
 		}
 
 		fn test_cfg_transfers_to_and_from_sibling<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
+			let mut env = FudgeEnv::<T>::from_parachain_storage(
 				Genesis::default()
 					.add(genesis::balances::<T>(cfg(10)))
 					.storage(),
-				Default::default(),
 			);
 
 			setup_xcm(&mut env);
@@ -2579,11 +2481,7 @@ mod centrifuge {
 		}
 
 		fn transfer_ausd_to_centrifuge<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			setup_xcm(&mut env);
 
@@ -2676,11 +2574,7 @@ mod centrifuge {
 		}
 
 		fn transfer_dot_to_and_from_relay_chain<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			transfer_dot_from_relay_chain(&mut env);
 
@@ -2732,12 +2626,10 @@ mod centrifuge {
 		}
 
 		fn transfer_foreign_sibling_to_centrifuge<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
+			let mut env = FudgeEnv::<T>::from_parachain_storage(
 				Genesis::default()
 					.add(genesis::balances::<T>(cfg(10)))
 					.storage(),
-				Default::default(),
 			);
 
 			setup_xcm(&mut env);
@@ -2956,11 +2848,7 @@ mod all {
 		use super::*;
 
 		fn xtokens_transfer<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			env.parachain_state_mut(|| {
 				assert_noop!(
@@ -2989,11 +2877,7 @@ mod all {
 		}
 
 		fn xtokens_transfer_multiasset<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			let tranche_currency = CurrencyId::Tranche(401, [0; 16]);
 			let tranche_id =
@@ -3040,11 +2924,7 @@ mod all {
 		}
 
 		fn xtokens_transfer_multiassets<T: Runtime + FudgeSupport>() {
-			let mut env = FudgeEnv::<T>::from_storage(
-				Default::default(),
-				Default::default(),
-				Default::default(),
-			);
+			let mut env = FudgeEnv::<T>::default();
 
 			let tranche_currency = CurrencyId::Tranche(401, [0; 16]);
 			let tranche_id =
diff --git a/runtime/integration-tests/src/generic/cases/loans.rs b/runtime/integration-tests/src/generic/cases/loans.rs
index c31647a745..dbe0327ec7 100644
--- a/runtime/integration-tests/src/generic/cases/loans.rs
+++ b/runtime/integration-tests/src/generic/cases/loans.rs
@@ -66,14 +66,12 @@ mod common {
 	use super::*;
 
 	pub fn initialize_state_for_loans<E: Env<T>, T: Runtime>() -> E {
-		let mut env = E::from_storage(
-			Default::default(),
+		let mut env = E::from_parachain_storage(
 			Genesis::<T>::default()
 				.add(genesis::balances(T::ExistentialDeposit::get() + FOR_FEES))
 				.add(genesis::assets(vec![Usd6::ID]))
 				.add(genesis::tokens(vec![(Usd6::ID, Usd6::ED)]))
 				.storage(),
-			Genesis::<T>::default().storage(),
 		);
 
 		env.parachain_state_mut(|| {
diff --git a/runtime/integration-tests/src/generic/env.rs b/runtime/integration-tests/src/generic/env.rs
index a469443fff..adda8b3087 100644
--- a/runtime/integration-tests/src/generic/env.rs
+++ b/runtime/integration-tests/src/generic/env.rs
@@ -60,6 +60,9 @@ impl<Event> Blocks<Event> {
 
 /// Define an environment behavior
 pub trait Env<T: Runtime> {
+	/// Load the environment from a parachain storage
+	fn from_parachain_storage(parachain_storage: Storage) -> Self;
+
 	/// Load the environment from a storage
 	fn from_storage(
 		relay_storage: Storage,
diff --git a/runtime/integration-tests/src/generic/envs/fudge_env.rs b/runtime/integration-tests/src/generic/envs/fudge_env.rs
index b56e1cd039..ea0f6663ef 100644
--- a/runtime/integration-tests/src/generic/envs/fudge_env.rs
+++ b/runtime/integration-tests/src/generic/envs/fudge_env.rs
@@ -30,7 +30,17 @@ pub struct FudgeEnv<T: Runtime + FudgeSupport> {
 	nonce_storage: HashMap<Keyring, Index>,
 }
 
+impl<T: Runtime + FudgeSupport> Default for FudgeEnv<T> {
+	fn default() -> Self {
+		Self::from_storage(Default::default(), Default::default(), Default::default())
+	}
+}
+
 impl<T: Runtime + FudgeSupport> Env<T> for FudgeEnv<T> {
+	fn from_parachain_storage(parachain_storage: Storage) -> Self {
+		Self::from_storage(Default::default(), parachain_storage, Default::default())
+	}
+
 	fn from_storage(
 		relay_storage: Storage,
 		parachain_storage: Storage,
@@ -143,14 +153,12 @@ mod tests {
 	use crate::generic::{env::Blocks, utils::genesis::Genesis};
 
 	fn correct_nonce_for_submit_later<T: Runtime + FudgeSupport>() {
-		let mut env = FudgeEnv::<T>::from_storage(
-			Default::default(),
+		let mut env = FudgeEnv::<T>::from_parachain_storage(
 			Genesis::default()
 				.add(pallet_balances::GenesisConfig::<T> {
 					balances: vec![(Keyring::Alice.to_account_id(), 1 * CFG)],
 				})
 				.storage(),
-			Genesis::<T>::default().storage(),
 		);
 
 		env.submit_later(
diff --git a/runtime/integration-tests/src/generic/envs/runtime_env.rs b/runtime/integration-tests/src/generic/envs/runtime_env.rs
index dc8ab15d3d..aa9188c644 100644
--- a/runtime/integration-tests/src/generic/envs/runtime_env.rs
+++ b/runtime/integration-tests/src/generic/envs/runtime_env.rs
@@ -35,7 +35,17 @@ pub struct RuntimeEnv<T: Runtime> {
 	_config: PhantomData<T>,
 }
 
+impl<T: Runtime> Default for RuntimeEnv<T> {
+	fn default() -> Self {
+		Self::from_storage(Default::default(), Default::default(), Default::default())
+	}
+}
+
 impl<T: Runtime> Env<T> for RuntimeEnv<T> {
+	fn from_parachain_storage(parachain_storage: Storage) -> Self {
+		Self::from_storage(Default::default(), parachain_storage, Default::default())
+	}
+
 	fn from_storage(
 		mut _relay_storage: Storage,
 		mut parachain_storage: Storage,
@@ -248,14 +258,12 @@ mod tests {
 	use crate::generic::{env::Blocks, utils::genesis::Genesis};
 
 	fn correct_nonce_for_submit_now<T: Runtime>() {
-		let mut env = RuntimeEnv::<T>::from_storage(
-			Default::default(),
+		let mut env = RuntimeEnv::<T>::from_parachain_storage(
 			Genesis::default()
 				.add(pallet_balances::GenesisConfig::<T> {
 					balances: vec![(Keyring::Alice.to_account_id(), 1 * CFG)],
 				})
 				.storage(),
-			Genesis::<T>::default().storage(),
 		);
 
 		env.submit_now(
@@ -272,14 +280,12 @@ mod tests {
 	}
 
 	fn correct_nonce_for_submit_later<T: Runtime>() {
-		let mut env = RuntimeEnv::<T>::from_storage(
-			Default::default(),
+		let mut env = RuntimeEnv::<T>::from_parachain_storage(
 			Genesis::default()
 				.add(pallet_balances::GenesisConfig::<T> {
 					balances: vec![(Keyring::Alice.to_account_id(), 1 * CFG)],
 				})
 				.storage(),
-			Genesis::<T>::default().storage(),
 		);
 
 		env.submit_later(