diff --git a/src/app/utils/dateExtension.ts b/src/app/utils/dateExtension.ts
index ad0c60d..88f2365 100644
--- a/src/app/utils/dateExtension.ts
+++ b/src/app/utils/dateExtension.ts
@@ -2,9 +2,10 @@ export class DateExtension {
 
   public static ValidateDateRange(dateStart: string, dateEnd: string) {
     if (dateEnd === null) return false;
-    const today = new Date(Date.now());
-    return (new Date(dateStart) <= today && today <= new Date(dateEnd))
-      ? true : false;
+    const today = Date.now();
+    const timeStart = new Date(dateStart).getTime();
+    const timeEnd = new Date(dateEnd).getTime();
+    return (timeStart <= today && today <= timeEnd) ? false : true;
   }
 
 }