diff --git a/examples/eth-pm-wallet-encryption/src/crypto.ts b/examples/eth-pm-wallet-encryption/src/crypto.ts
index b156988360..95053cda45 100644
--- a/examples/eth-pm-wallet-encryption/src/crypto.ts
+++ b/examples/eth-pm-wallet-encryption/src/crypto.ts
@@ -72,7 +72,7 @@ export async function signEncryptionKey(
   const msgParams = buildMsgParams(encryptionPublicKey, fromAddress);
 
   const result = await providerRequest({
-    method: 'eth_signTypedData_v4',
+    method: 'eth_signTypedData_v3',
     params: [fromAddress, msgParams],
     from: fromAddress,
   });