diff --git a/web/components/bet-panel.tsx b/web/components/bet-panel.tsx
index 0303281f..d8ed5667 100644
--- a/web/components/bet-panel.tsx
+++ b/web/components/bet-panel.tsx
@@ -68,6 +68,9 @@ export function BetPanel(props: {
   function onBetChange(newAmount: number | undefined) {
     setWasSubmitted(false)
     setBetAmount(newAmount)
+    if (!betChoice) {
+      setBetChoice('YES')
+    }
   }
 
   async function submitBet() {