1 files changed, 1 insertions, 1 deletions
diff --git a/src/0x.ts b/src/0x.ts
index eee74b21b..71acf0438 100644
--- a/src/0x.ts
+++ b/src/0x.ts
@@ -1,4 +1,4 @@
-import isUndefined from 'lodash/isUndefined';
+import isUndefined = require('lodash/isUndefined');
 import * as BigNumber from 'bignumber.js';
 import {bigNumberConfigs} from './bignumber_config';
 import * as ethUtil from 'ethereumjs-util';