diff --git a/src/components/ftbot/BacktestResultPeriodBreakdown.vue b/src/components/ftbot/BacktestResultPeriodBreakdown.vue
index b0cf420bca..1f9257f5e4 100644
--- a/src/components/ftbot/BacktestResultPeriodBreakdown.vue
+++ b/src/components/ftbot/BacktestResultPeriodBreakdown.vue
@@ -15,7 +15,7 @@ const periodicBreakdownSelections = [
   { value: 'month', text: 'Months' },
 ];
 
-const periodicBreakdownPeriod = ref<string>('day');
+const periodicBreakdownPeriod = ref<string>('month');
 
 const periodicBreakdownFields = computed<TableField[]>(() => {
   return [