diff --git a/frontend/components/Donation.tsx b/frontend/components/Donation.tsx
index c7cdb6d..6f423b9 100644
--- a/frontend/components/Donation.tsx
+++ b/frontend/components/Donation.tsx
@@ -73,7 +73,7 @@ export function Donation() {
       resultJson.minSendable
     );
 
-    const amountNumber = Number.parseInt(amount || "0") * 1000;
+    const amountNumber = Number.parseInt(amount!) * 1000;
 
     if (Number.isNaN(amountNumber)) {
       return;