diff --git a/packages/asset-swapper/src/swap_quoter.ts b/packages/asset-swapper/src/swap_quoter.ts
index 6c0232055d..6c4ad4cb88 100644
--- a/packages/asset-swapper/src/swap_quoter.ts
+++ b/packages/asset-swapper/src/swap_quoter.ts
@@ -21,8 +21,9 @@ import {
 } from './types';
 import { assert } from './utils/assert';
 import { calculateLiquidity } from './utils/calculate_liquidity';
-import { DexOrderSampler, MarketOperationUtils } from './utils/market_operation_utils';
+import { MarketOperationUtils } from './utils/market_operation_utils';
 import { dummyOrderUtils } from './utils/market_operation_utils/dummy_order_utils';
+import { DexOrderSampler } from './utils/market_operation_utils/sampler';
 import { orderPrunerUtils } from './utils/order_prune_utils';
 import { OrderStateUtils } from './utils/order_state_utils';
 import { ProtocolFeeUtils } from './utils/protocol_fee_utils';
diff --git a/packages/asset-swapper/src/utils/market_operation_utils/sampler_operations.ts b/packages/asset-swapper/src/utils/market_operation_utils/sampler_operations.ts
index 80602810bd..1a43a7f62f 100644
--- a/packages/asset-swapper/src/utils/market_operation_utils/sampler_operations.ts
+++ b/packages/asset-swapper/src/utils/market_operation_utils/sampler_operations.ts
@@ -1,7 +1,7 @@
 import { BigNumber, ERC20BridgeSource, SignedOrder } from '../..';
+import { constants } from '../../constants';
 
 import { BatchedOperation, DexSample } from './types';
-import { constants } from '../../constants';
 
 /**
  * Composable operations that can be batched in a single transaction,