7 files changed, 3 insertions, 9 deletions
diff --git a/packages/subproviders/src/subproviders/base_wallet_subprovider.ts b/packages/subproviders/src/subproviders/base_wallet_subprovider.ts
index c4b344e3b..4342e47e9 100644
--- a/packages/subproviders/src/subproviders/base_wallet_subprovider.ts
+++ b/packages/subproviders/src/subproviders/base_wallet_subprovider.ts
@@ -3,7 +3,7 @@ import { addressUtils } from '@0xproject/utils';
 import { JSONRPCRequestPayload, JSONRPCResponsePayload } from 'ethereum-types';
 import * as _ from 'lodash';
 
-import { Callback, ErrorCallback, PartialTxParams, ResponseWithTxParams, WalletSubproviderErrors } from '../types';
+import { Callback, ErrorCallback, PartialTxParams, WalletSubproviderErrors } from '../types';
 
 import { Subprovider } from './subprovider';
 
diff --git a/packages/subproviders/src/subproviders/injected_web3.ts b/packages/subproviders/src/subproviders/injected_web3.ts
index 165c66d62..2691dec53 100644
--- a/packages/subproviders/src/subproviders/injected_web3.ts
+++ b/packages/subproviders/src/subproviders/injected_web3.ts
@@ -1,5 +1,4 @@
 import { JSONRPCRequestPayload, Provider } from 'ethereum-types';
-import * as _ from 'lodash';
 import * as Web3 from 'web3';
 
 import { Callback, ErrorCallback } from '../types';
diff --git a/packages/subproviders/src/subproviders/ledger.ts b/packages/subproviders/src/subproviders/ledger.ts
index 467299db0..8345be33c 100644
--- a/packages/subproviders/src/subproviders/ledger.ts
+++ b/packages/subproviders/src/subproviders/ledger.ts
@@ -7,14 +7,12 @@ import * as _ from 'lodash';
 import { Lock } from 'semaphore-async-await';
 
 import {
-    Callback,
     DerivedHDKeyInfo,
     LedgerEthereumClient,
     LedgerEthereumClientFactoryAsync,
     LedgerSubproviderConfigs,
     LedgerSubproviderErrors,
     PartialTxParams,
-    ResponseWithTxParams,
     WalletSubproviderErrors,
 } from '../types';
 import { walletUtils } from '../utils/wallet_utils';
@@ -33,6 +31,7 @@ const DEFAULT_ADDRESS_SEARCH_LIMIT = 1000;
  * re-routes them to a Ledger device plugged into the users computer.
  */
 export class LedgerSubprovider extends BaseWalletSubprovider {
+    // tslint:disable-next-line:no-unused-variable
     private _nonceLock = new Lock();
     private _connectionLock = new Lock();
     private _networkId: number;
diff --git a/packages/subproviders/src/subproviders/mnemonic_wallet.ts b/packages/subproviders/src/subproviders/mnemonic_wallet.ts
index f29864a74..596300425 100644
--- a/packages/subproviders/src/subproviders/mnemonic_wallet.ts
+++ b/packages/subproviders/src/subproviders/mnemonic_wallet.ts
@@ -1,7 +1,6 @@
 import { assert } from '@0xproject/assert';
 import { addressUtils } from '@0xproject/utils';
 import * as bip39 from 'bip39';
-import ethUtil = require('ethereumjs-util');
 import HDNode = require('hdkey');
 import * as _ from 'lodash';
 
diff --git a/packages/subproviders/src/subproviders/subprovider.ts b/packages/subproviders/src/subproviders/subprovider.ts
index f9491707e..329bf7d9c 100644
--- a/packages/subproviders/src/subproviders/subprovider.ts
+++ b/packages/subproviders/src/subproviders/subprovider.ts
@@ -1,6 +1,5 @@
 import { promisify } from '@0xproject/utils';
 import { JSONRPCRequestPayload, JSONRPCResponsePayload } from 'ethereum-types';
-import * as Web3 from 'web3';
 
 import { Callback, ErrorCallback, JSONRPCRequestPayloadWithMethod } from '../types';
 /**
diff --git a/packages/subproviders/src/types.ts b/packages/subproviders/src/types.ts
index 7a8413305..fe58bffa5 100644
--- a/packages/subproviders/src/types.ts
+++ b/packages/subproviders/src/types.ts
@@ -1,7 +1,6 @@
 import { ECSignature } from '@0xproject/types';
 import { JSONRPCRequestPayload } from 'ethereum-types';
 import HDNode = require('hdkey');
-import * as _ from 'lodash';
 
 export interface LedgerCommunicationClient {
     close: () => Promise<void>;
diff --git a/packages/subproviders/src/utils/wallet_utils.ts b/packages/subproviders/src/utils/wallet_utils.ts
index c36fdb9fc..3748077ef 100644
--- a/packages/subproviders/src/utils/wallet_utils.ts
+++ b/packages/subproviders/src/utils/wallet_utils.ts
@@ -1,8 +1,7 @@
 import ethUtil = require('ethereumjs-util');
 import HDNode = require('hdkey');
-import * as _ from 'lodash';
 
-import { DerivedHDKeyInfo, WalletSubproviderErrors } from '../types';
+import { DerivedHDKeyInfo } from '../types';
 
 const DEFAULT_ADDRESS_SEARCH_LIMIT = 1000;