diff --git a/src/guide/send_onchain.md b/src/guide/send_onchain.md
index 563f7e5..af93f13 100644
--- a/src/guide/send_onchain.md
+++ b/src/guide/send_onchain.md
@@ -261,7 +261,7 @@ const destinationAddress = "bc1..";
 const amountSat = currentFees.min;
 const satPerVbyte = <fee rate>
 try {
-    const reverseSwapInfo = sendOnchain(amountSat, destinationAddress, currentFees.feesHash, satPerVbyte)
+    const reverseSwapInfo = await sendOnchain(amountSat, destinationAddress, currentFees.feesHash, satPerVbyte)
 } catch (error) {
     console.log(error)
 }