diff --git a/packages/react/src/actions/bitcoin/transaction.ts b/packages/react/src/actions/bitcoin/transaction.ts
index 20a5286a..d9d30165 100644
--- a/packages/react/src/actions/bitcoin/transaction.ts
+++ b/packages/react/src/actions/bitcoin/transaction.ts
@@ -68,7 +68,7 @@ function executeTransferRequest(
     from,
     recipient,
     amount: {
-      amount,
+      amount: amount.toString(),
       decimals: 8, // BTC decimals
     },
     memo: `hex::${removeHexPrefix(memo)}`,
diff --git a/packages/react/src/types/bitcoin.ts b/packages/react/src/types/bitcoin.ts
index 2d23c174..2e115e72 100644
--- a/packages/react/src/types/bitcoin.ts
+++ b/packages/react/src/types/bitcoin.ts
@@ -12,7 +12,7 @@ export type XfiBitcoinConnector = {
               feeRate: number;
               from: string;
               recipient: string;
-              amount: { amount: number; decimals: number };
+              amount: { amount: string; decimals: number };
               memo: string;
             },
           ];
@@ -41,7 +41,7 @@ export type BitcoinTransferRequest = {
   from: string;
   recipient: string;
   amount: {
-    amount: number;
+    amount: string;
     decimals: number;
   };
   memo: string;