diff --git a/boxes/boxes/react/src/hooks/useContract.tsx b/boxes/boxes/react/src/hooks/useContract.tsx
index bb67706b33d..7f3cb2bd7bb 100644
--- a/boxes/boxes/react/src/hooks/useContract.tsx
+++ b/boxes/boxes/react/src/hooks/useContract.tsx
@@ -22,8 +22,8 @@ export function useContract() {
       Fr.random(),
       wallet.getCompleteAddress().address,
       masterNullifierPublicKey.hash(),
-      masterOutgoingViewingPublicKey,
-      masterIncomingViewingPublicKey,
+      masterOutgoingViewingPublicKey.toNoirStruct(),
+      masterIncomingViewingPublicKey.toNoirStruct(),
     ).send({
       contractAddressSalt: salt,
     });
diff --git a/boxes/boxes/react/src/hooks/useNumber.tsx b/boxes/boxes/react/src/hooks/useNumber.tsx
index 17febf96388..602d91e89db 100644
--- a/boxes/boxes/react/src/hooks/useNumber.tsx
+++ b/boxes/boxes/react/src/hooks/useNumber.tsx
@@ -33,8 +33,8 @@ export function useNumber({ contract }: { contract: Contract }) {
             value,
             deployerWallet.getCompleteAddress().address,
             masterNullifierPublicKey.hash(),
-            masterOutgoingViewingPublicKey,
-            masterIncomingViewingPublicKey,
+            masterOutgoingViewingPublicKey.toNoirStruct(),
+            masterIncomingViewingPublicKey.toNoirStruct(),
           )
           .send()
           .wait(),
diff --git a/boxes/boxes/react/tests/node.test.ts b/boxes/boxes/react/tests/node.test.ts
index 94b863d567d..65a3f2b6ff0 100644
--- a/boxes/boxes/react/tests/node.test.ts
+++ b/boxes/boxes/react/tests/node.test.ts
@@ -21,8 +21,8 @@ describe('BoxReact Contract Tests', () => {
       Fr.random(),
       accountCompleteAddress.address,
       masterNullifierPublicKey.hash(),
-      masterOutgoingViewingPublicKey,
-      masterIncomingViewingPublicKey,
+      masterOutgoingViewingPublicKey.toNoirStruct(),
+      masterIncomingViewingPublicKey.toNoirStruct(),
     )
       .send({ contractAddressSalt: salt })
       .deployed();
@@ -39,8 +39,8 @@ describe('BoxReact Contract Tests', () => {
         numberToSet,
         accountCompleteAddress.address,
         masterNullifierPublicKey.hash(),
-        masterOutgoingViewingPublicKey,
-        masterIncomingViewingPublicKey,
+        masterOutgoingViewingPublicKey.toNoirStruct(),
+        masterIncomingViewingPublicKey.toNoirStruct(),
       )
       .send()
       .wait();
diff --git a/boxes/boxes/vanilla/src/index.ts b/boxes/boxes/vanilla/src/index.ts
index dccd859c4b4..e9ee08284fa 100644
--- a/boxes/boxes/vanilla/src/index.ts
+++ b/boxes/boxes/vanilla/src/index.ts
@@ -27,8 +27,8 @@ document.querySelector('#deploy').addEventListener('click', async ({ target }: a
     Fr.random(),
     wallet.getCompleteAddress().address,
     masterNullifierPublicKey.hash(),
-    masterOutgoingViewingPublicKey,
-    masterIncomingViewingPublicKey,
+    masterOutgoingViewingPublicKey.toNoirStruct(),
+    masterIncomingViewingPublicKey.toNoirStruct(),
   )
     .send({ contractAddressSalt: Fr.random() })
     .deployed();
@@ -51,8 +51,8 @@ document.querySelector('#set').addEventListener('submit', async (e: Event) => {
       parseInt(value),
       owner,
       masterNullifierPublicKey.hash(),
-      masterOutgoingViewingPublicKey,
-      masterIncomingViewingPublicKey,
+      masterOutgoingViewingPublicKey.toNoirStruct(),
+      masterIncomingViewingPublicKey.toNoirStruct(),
     )
     .send()
     .wait();