diff --git a/src/fusion-order/fusion-order.spec.ts b/src/fusion-order/fusion-order.spec.ts
index 952bbde..c410381 100644
--- a/src/fusion-order/fusion-order.spec.ts
+++ b/src/fusion-order/fusion-order.spec.ts
@@ -57,7 +57,7 @@ describe('Fusion Order', () => {
             takerAsset: '0xa0b86991c6218b36c1d19d4a2e9eb0ce3606eb48',
             takingAmount: '1420000000',
             makerTraits:
-                '29852648006495581632639394572552351243421169944806257724550573036760110989312',
+                '33471150795161712739625987854073848363835856965607525350783622537007396290560',
             salt: '14969955465678758833706505435513058355190519874774'
         })
 
diff --git a/src/fusion-order/fusion-order.ts b/src/fusion-order/fusion-order.ts
index 76cd23b..ea9ab31 100644
--- a/src/fusion-order/fusion-order.ts
+++ b/src/fusion-order/fusion-order.ts
@@ -93,6 +93,7 @@ export class FusionOrder {
             .withExpiration(deadline)
             .setPartialFills(allowPartialFills)
             .setMultipleFills(allowMultipleFills)
+            .enablePostInteraction()
 
         if (makerTraits.isBitInvalidatorMode()) {
             assert(
diff --git a/src/fusion-order/settlement-post-interaction-data/settlement-post-interaction-data.spec.ts b/src/fusion-order/settlement-post-interaction-data/settlement-post-interaction-data.spec.ts
index 2fa10e4..5d22405 100644
--- a/src/fusion-order/settlement-post-interaction-data/settlement-post-interaction-data.spec.ts
+++ b/src/fusion-order/settlement-post-interaction-data/settlement-post-interaction-data.spec.ts
@@ -4,7 +4,7 @@ import {SettlementPostInteractionData} from './settlement-post-interaction-data'
 import {bpsToRatioFormat} from '../../sdk/utils'
 
 describe('SettlementPostInteractionData', () => {
-    it('Should encode/decode with no fees and whitelist', () => {
+    it('Should encode/decode with bank fee and whitelist', () => {
         const data = SettlementPostInteractionData.new({
             bankFee: 1n,
             resolvingStartTime: 1708117482n,
@@ -24,6 +24,24 @@ describe('SettlementPostInteractionData', () => {
         )
     })
 
+    it('Should encode/decode with no fees and whitelist', () => {
+        const data = SettlementPostInteractionData.new({
+            resolvingStartTime: 1708117482n,
+            whitelist: [
+                {
+                    address: Address.ZERO_ADDRESS,
+                    allowFrom: 0n
+                }
+            ]
+        })
+
+        const encoded = data.encode()
+
+        expect(getBytesCount(encoded)).toEqual(17n)
+        expect(SettlementPostInteractionData.decode(encoded)).toStrictEqual(
+            data
+        )
+    })
     it('Should encode/decode with fees and whitelist', () => {
         const data = SettlementPostInteractionData.new({
             bankFee: 0n,