diff --git a/src/stores/mixin.ts b/src/stores/mixin.ts
index 7bc422c8b..40ea41b3c 100644
--- a/src/stores/mixin.ts
+++ b/src/stores/mixin.ts
@@ -946,7 +946,7 @@ export const useCounterMixin = defineStore("mixin", () => {
     if (!startDate || !endDate) return "";
 
     let start = moment(startDate).startOf("day");
-    let end = moment(endDate).startOf("day").add(1, "days");
+    let end = moment(endDate).startOf("day").add(1, "day");
 
     // สลับค่าเพื่อให้ end มากกว่า start เสมอ
     if (start > end) [start, end] = [end, start];