diff --git a/packages/asset-swapper/src/types.ts b/packages/asset-swapper/src/types.ts
index 18ad80bd17..bcdfd9c3e2 100644
--- a/packages/asset-swapper/src/types.ts
+++ b/packages/asset-swapper/src/types.ts
@@ -1,4 +1,5 @@
 import { BlockParam, ContractAddresses, GethCallOverrides } from '@0x/contract-wrappers';
+import { TakerRequestQueryParams } from '@0x/quote-server';
 import { SignedOrder } from '@0x/types';
 import { BigNumber } from '@0x/utils';
 
@@ -357,9 +358,7 @@ export enum OrderPrunerPermittedFeeTypes {
 export interface MockedRfqtFirmQuoteResponse {
     endpoint: string;
     requestApiKey: string;
-    requestParams: {
-        [key: string]: string | undefined;
-    };
+    requestParams: TakerRequestQueryParams,
     responseData: any;
     responseCode: number;
 }
@@ -370,9 +369,7 @@ export interface MockedRfqtFirmQuoteResponse {
 export interface MockedRfqtIndicativeQuoteResponse {
     endpoint: string;
     requestApiKey: string;
-    requestParams: {
-        [key: string]: string | undefined;
-    };
+    requestParams: TakerRequestQueryParams,
     responseData: any;
     responseCode: number;
 }
diff --git a/packages/asset-swapper/test/quote_requestor_test.ts b/packages/asset-swapper/test/quote_requestor_test.ts
index f9fbf02fdb..ad1062799a 100644
--- a/packages/asset-swapper/test/quote_requestor_test.ts
+++ b/packages/asset-swapper/test/quote_requestor_test.ts
@@ -1,5 +1,6 @@
 import { tokenUtils } from '@0x/dev-utils';
 import { assetDataUtils } from '@0x/order-utils';
+import { TakerRequestQueryParams } from '@0x/quote-server';
 import { StatusCodes } from '@0x/types';
 import { BigNumber } from '@0x/utils';
 import * as chai from 'chai';
@@ -35,11 +36,11 @@ describe('QuoteRequestor', async () => {
             // Set up RFQT responses
             // tslint:disable-next-line:array-type
             const mockedRequests: MockedRfqtFirmQuoteResponse[] = [];
-            const expectedParams = {
+            const expectedParams: TakerRequestQueryParams = {
                 sellTokenAddress: takerToken,
                 buyTokenAddress: makerToken,
                 sellAmountBaseUnits: '10000',
-                buyAmountBaseUnits: undefined,
+                comparisonPrice: undefined,
                 takerAddress,
             };
             // Successful response
@@ -209,11 +210,11 @@ describe('QuoteRequestor', async () => {
             // Set up RFQT responses
             // tslint:disable-next-line:array-type
             const mockedRequests: MockedRfqtIndicativeQuoteResponse[] = [];
-            const expectedParams = {
+            const expectedParams: TakerRequestQueryParams = {
                 sellTokenAddress: takerToken,
                 buyTokenAddress: makerToken,
                 sellAmountBaseUnits: '10000',
-                buyAmountBaseUnits: undefined,
+                comparisonPrice: undefined,
                 takerAddress,
             };
             // Successful response
@@ -308,11 +309,11 @@ describe('QuoteRequestor', async () => {
             // Set up RFQT responses
             // tslint:disable-next-line:array-type
             const mockedRequests: MockedRfqtIndicativeQuoteResponse[] = [];
-            const expectedParams = {
+            const expectedParams: TakerRequestQueryParams = {
                 sellTokenAddress: takerToken,
                 buyTokenAddress: makerToken,
                 buyAmountBaseUnits: '10000',
-                sellAmountBaseUnits: undefined,
+                comparisonPrice: undefined,
                 takerAddress,
             };
             // Successful response