1 files changed, 2 insertions, 0 deletions
diff --git a/packages/utils/src/abi_encoder/abstract_data_types/types/blob.ts b/packages/utils/src/abi_encoder/abstract_data_types/types/blob.ts
index a091e55b9..4252b782c 100644
--- a/packages/utils/src/abi_encoder/abstract_data_types/types/blob.ts
+++ b/packages/utils/src/abi_encoder/abstract_data_types/types/blob.ts
@@ -9,6 +9,8 @@ import { DecodingRules } from '../../utils/rules';
 import { DataType } from '../data_type';
 import { DataTypeFactory } from '../interfaces';
 
+import * as ethUtil from 'ethereumjs-util';
+
 export abstract class AbstractBlobDataType extends DataType {
     protected _sizeKnownAtCompileTime: boolean;