diff --git a/lib/transaction/simulateEncodedTransaction.ts b/lib/transaction/simulateEncodedTransaction.ts
index 503d230..267ec3d 100644
--- a/lib/transaction/simulateEncodedTransaction.ts
+++ b/lib/transaction/simulateEncodedTransaction.ts
@@ -15,7 +15,7 @@ export const simulateEncodedTransaction = async (
   try {
     const { message, version } = decodeAndDeserialize(tx);
 
-    const transaction = new VersionedTransaction(message);
+    const transaction = new VersionedTransaction(message.compileToV0Message());
 
     const keys = await getAccountsForSimulation(
       connection,