diff --git a/hwe/ts/components/BettingDetail.vue b/hwe/ts/components/BettingDetail.vue
index ab1812db..56c765f5 100644
--- a/hwe/ts/components/BettingDetail.vue
+++ b/hwe/ts/components/BettingDetail.vue
@@ -287,6 +287,7 @@ async function loadBetting(bettingID: number) {
     bettingDetailInfo.value = result;
     info.value = result.bettingInfo;
 
+    typeMap.value.clear();
     partialBet.value.clear();
 
     const betSort = new Map<string, number>();