diff --git a/packages/asset-swapper/CHANGELOG.json b/packages/asset-swapper/CHANGELOG.json
index 0699d6fb2b..91149d41af 100644
--- a/packages/asset-swapper/CHANGELOG.json
+++ b/packages/asset-swapper/CHANGELOG.json
@@ -1,4 +1,13 @@
 [
+    {
+        "version": "6.4.0",
+        "changes": [
+            {
+                "note": "Use SOURCE_FLAGS.rfqOrder in comparisonPrice",
+                "pr": 177
+            }
+        ]
+    },
     {
         "version": "6.3.0",
         "changes": [
diff --git a/packages/asset-swapper/src/utils/market_operation_utils/comparison_price.ts b/packages/asset-swapper/src/utils/market_operation_utils/comparison_price.ts
index a88c6ed756..d6411fc27d 100644
--- a/packages/asset-swapper/src/utils/market_operation_utils/comparison_price.ts
+++ b/packages/asset-swapper/src/utils/market_operation_utils/comparison_price.ts
@@ -50,7 +50,7 @@ export function getComparisonPrices(
             const fillFeeInEth = new BigNumber(
                 (feeSchedule[ERC20BridgeSource.Native] as FeeEstimate)({ type: FillQuoteTransformerOrderType.Rfq }),
             );
-            const exchangeProxyOverheadInEth = new BigNumber(exchangeProxyOverhead(SOURCE_FLAGS.Native));
+            const exchangeProxyOverheadInEth = new BigNumber(exchangeProxyOverhead(SOURCE_FLAGS.RfqOrder));
             feeInEth = fillFeeInEth.plus(exchangeProxyOverheadInEth);
         } catch {
             logUtils.warn('Native order fee schedule requires fill data');
diff --git a/packages/asset-swapper/test/comparison_price_test.ts b/packages/asset-swapper/test/comparison_price_test.ts
index fe490cb5fa..a0013c17da 100644
--- a/packages/asset-swapper/test/comparison_price_test.ts
+++ b/packages/asset-swapper/test/comparison_price_test.ts
@@ -40,8 +40,8 @@ const feeSchedule = {
 };
 
 const exchangeProxyOverhead = (sourceFlags: number) => {
-    if ([SOURCE_FLAGS.Native].includes(sourceFlags)) {
-        return new BigNumber(150e3).times(GAS_PRICE);
+    if ([SOURCE_FLAGS.RfqOrder].includes(sourceFlags)) {
+        return new BigNumber(20e3).times(GAS_PRICE);
     } else {
         return new BigNumber(200e3).times(GAS_PRICE);
     }
@@ -107,7 +107,7 @@ describe('getComparisonPrices', async () => {
         );
 
         // expected outcome
-        const EXPECTED_PRICE = new BigNumber('500.925');
+        const EXPECTED_PRICE = new BigNumber('500.6');
 
         expect(comparisonPrices.wholeOrder).to.deep.eq(EXPECTED_PRICE);
     });
@@ -129,7 +129,7 @@ describe('getComparisonPrices', async () => {
         );
 
         // expected outcome
-        const EXPECTED_PRICE = new BigNumber('0.0020037069');
+        const EXPECTED_PRICE = new BigNumber('0.0020024029');
 
         expect(comparisonPrices.wholeOrder).to.deep.eq(EXPECTED_PRICE);
     });