diff --git a/src/modules/01_exam/components/Form/Information.vue b/src/modules/01_exam/components/Form/Information.vue
index e5d309e..af16af6 100644
--- a/src/modules/01_exam/components/Form/Information.vue
+++ b/src/modules/01_exam/components/Form/Information.vue
@@ -151,7 +151,7 @@
           autoApply
           :enableTimePicker="false"
           week-start="0"
-          :max-date="new Date()"
+          :max-date="getMaxBirthDate(registerEndDate)"
           :disabled="!(status == 'register' || status == 'rejectRegister')"
           @update:modelValue="selectBirthDate"
         >
@@ -629,6 +629,12 @@ const idDialog = () => {
   cardid2.value = defaultInformation.value.cardid
   cardid1.value = defaultInformation.value.cardid
 }
+
+function getMaxBirthDate(registerEndDate: Date | string): Date {
+  const date = new Date(registerEndDate)
+  date.setFullYear(date.getFullYear() - 18)
+  return date
+}
 </script>
 
 <style>