4 files changed, 0 insertions, 6 deletions
diff --git a/packages/order-utils/src/assert.ts b/packages/order-utils/src/assert.ts
index a1318b9b8..b4335980f 100644
--- a/packages/order-utils/src/assert.ts
+++ b/packages/order-utils/src/assert.ts
@@ -4,7 +4,6 @@ import { assert as sharedAssert } from '@0xproject/assert';
 import { Schema } from '@0xproject/json-schemas';
 // tslint:disable-next-line:no-unused-variable
 import { ECSignature, SignatureType } from '@0xproject/types';
-import { BigNumber } from '@0xproject/utils';
 import { Web3Wrapper } from '@0xproject/web3-wrapper';
 import * as _ from 'lodash';
 
diff --git a/packages/order-utils/src/order_hash.ts b/packages/order-utils/src/order_hash.ts
index 2ef746ef8..b9d0b43aa 100644
--- a/packages/order-utils/src/order_hash.ts
+++ b/packages/order-utils/src/order_hash.ts
@@ -1,9 +1,6 @@
 import { schemas, SchemaValidator } from '@0xproject/json-schemas';
 import { Order, SignedOrder } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
-import BN = require('bn.js');
-import { SolidityTypes } from 'ethereum-types';
-import * as ethABI from 'ethereumjs-abi';
 import * as ethUtil from 'ethereumjs-util';
 import * as _ from 'lodash';
 
diff --git a/packages/order-utils/src/order_state_utils.ts b/packages/order-utils/src/order_state_utils.ts
index 61050c9d6..da33ea010 100644
--- a/packages/order-utils/src/order_state_utils.ts
+++ b/packages/order-utils/src/order_state_utils.ts
@@ -7,7 +7,6 @@ import {
     SignedOrder,
 } from '@0xproject/types';
 import { BigNumber } from '@0xproject/utils';
-import * as _ from 'lodash';
 
 import { AbstractBalanceAndProxyAllowanceFetcher } from './abstract/abstract_balance_and_proxy_allowance_fetcher';
 import { AbstractOrderFilledCancelledFetcher } from './abstract/abstract_order_filled_cancelled_fetcher';
diff --git a/packages/order-utils/src/signature_utils.ts b/packages/order-utils/src/signature_utils.ts
index c57699af0..c3fa0b6a5 100644
--- a/packages/order-utils/src/signature_utils.ts
+++ b/packages/order-utils/src/signature_utils.ts
@@ -159,7 +159,6 @@ export function isValidECSignature(data: string, signature: ECSignature, signerA
     assert.isHexString('data', data);
     assert.doesConformToSchema('signature', signature, schemas.ecSignatureSchema);
     assert.isETHAddressHex('signerAddress', signerAddress);
-    const normalizedSignerAddress = signerAddress.toLowerCase();
 
     const msgHashBuff = ethUtil.toBuffer(data);
     try {