1 files changed, 3 insertions, 4 deletions
diff --git a/packages/utils/src/abi_encoder/abstract_data_types/data_type.ts b/packages/utils/src/abi_encoder/abstract_data_types/data_type.ts
index c83f2085e..dd166b19c 100644
--- a/packages/utils/src/abi_encoder/abstract_data_types/data_type.ts
+++ b/packages/utils/src/abi_encoder/abstract_data_types/data_type.ts
@@ -2,13 +2,12 @@ import { DataItem } from 'ethereum-types';
 import * as _ from 'lodash';
 
 import { Calldata, CalldataBlock, RawCalldata } from '../calldata';
+import * as Constants from '../utils/constants';
 import { DecodingRules, EncodingRules } from '../utils/rules';
 
 import { DataTypeFactory } from './interfaces';
 
 export abstract class DataType {
-    private static readonly _DEFAULT_ENCODING_RULES: EncodingRules = { optimize: false, annotate: false };
-    private static readonly _DEFAULT_DECODING_RULES: DecodingRules = { structsAsObjects: false };
     private readonly _dataItem: DataItem;
     private readonly _factory: DataTypeFactory;
 
@@ -26,7 +25,7 @@ export abstract class DataType {
     }
 
     public encode(value: any, rules?: EncodingRules, selector?: string): string {
-        const rules_ = rules ? rules : DataType._DEFAULT_ENCODING_RULES;
+        const rules_ = rules ? rules : Constants.DEFAULT_ENCODING_RULES;
         const calldata = new Calldata(rules_);
         if (selector) {
             calldata.setSelector(selector);
@@ -39,7 +38,7 @@ export abstract class DataType {
 
     public decode(calldata: string, rules?: DecodingRules, hasSelector: boolean = false): any {
         const rawCalldata = new RawCalldata(calldata, hasSelector);
-        const rules_ = rules ? rules : DataType._DEFAULT_DECODING_RULES;
+        const rules_ = rules ? rules : Constants.DEFAULT_DECODING_RULES;
         const value = this.generateValue(rawCalldata, rules_);
         return value;
     }