diff --git a/example/index.html b/example/index.html
index 4967301..727a8c1 100644
--- a/example/index.html
+++ b/example/index.html
@@ -24,8 +24,8 @@ <h1>date-time-picker examples</h1>
     var datePicker = new DateTimePicker.Date({
       lang: 'zh-CN',
       default: date.value,
-      min: '2015-08-10',
-      max: '2017-11-20'
+      min: '2018-01-01',
+      max: '2025-12-31'
     })
     datePicker.on('selected', function (formatDate, now) {
       console.log('selected date: ', formatDate, now)
diff --git a/src/panel/days.js b/src/panel/days.js
index 6cfa02a..33bfb22 100644
--- a/src/panel/days.js
+++ b/src/panel/days.js
@@ -231,11 +231,12 @@ function checkInrange (parsedCurrent, parsedMin, parsedMax) {
 }
 
 function checkDisabled (date, parsedCurrent, parsedMin, parsedMax) {
+  var disabled = false
   if (parsedCurrent.year === parsedMin.year && parsedCurrent.month === parsedMin.month) {
-    return date < parsedMin.date
+    disabled = date < parsedMin.date
   }
-  if (parsedCurrent.year === parsedMax.year && parsedCurrent.month === parsedMax.month) {
-    return date > parsedMax.date
+  if (!disabled && parsedCurrent.year === parsedMax.year && parsedCurrent.month === parsedMax.month) {
+    disabled = date > parsedMax.date
   }
-  return false
+  return disabled
 }