diff --git a/apps/laboratory/src/components/Wagmi/WagmiRequestPermissionsAsyncTest.tsx b/apps/laboratory/src/components/Wagmi/WagmiRequestPermissionsAsyncTest.tsx
index b9c4c6be47..c1a9e19c23 100644
--- a/apps/laboratory/src/components/Wagmi/WagmiRequestPermissionsAsyncTest.tsx
+++ b/apps/laboratory/src/components/Wagmi/WagmiRequestPermissionsAsyncTest.tsx
@@ -74,7 +74,7 @@ function ConnectedTestContent({
         signer: {
           type: 'key',
           data: {
-            type: 'secp256r1',
+            type: 'secp256k1',
             publicKey: signer.publicKey
           }
         },
diff --git a/apps/laboratory/src/utils/ERC7715Utils.ts b/apps/laboratory/src/utils/ERC7715Utils.ts
index 2fbb5e4047..3ac1e85902 100644
--- a/apps/laboratory/src/utils/ERC7715Utils.ts
+++ b/apps/laboratory/src/utils/ERC7715Utils.ts
@@ -1,6 +1,6 @@
 import type { GrantPermissionsReturnType } from 'viem/experimental'
 import { abi as donutContractAbi, address as donutContractAddress } from './DonutContract'
-import { encodeAbiParameters, hashMessage, parseEther, type Chain } from 'viem'
+import { encodeAbiParameters, hashMessage, parseEther, toFunctionSelector, type Chain } from 'viem'
 import { WalletConnectCosigner } from './WalletConnectCosignerUtils'
 import { buildUserOp, type Call, type FillUserOpResponse } from './UserOpBuilderServiceUtils'
 import { signMessage } from 'viem/accounts'
@@ -22,12 +22,13 @@ export function getPurchaseDonutPermissions(): Omit<
   return {
     permissions: [
       {
-        type: 'contract-call-permissions',
+        type: 'contract-call',
         data: {
-          target: donutContractAddress,
+          address: donutContractAddress,
           abi: donutContractAbi,
-          valueLimit: parseEther('10').toString(),
-          functionName: 'purchase(uint256)'
+          // valueLimit: parseEther('10').toString(),
+          // functionName: 'purchase(uint256)',
+          functionSelector: toFunctionSelector('purchase(uint256)')
         }
       }
     ],