diff --git a/packages/datetime-picker/README.md b/packages/datetime-picker/README.md
index 2c3c781e..d14e6eb0 100644
--- a/packages/datetime-picker/README.md
+++ b/packages/datetime-picker/README.md
@@ -43,7 +43,7 @@ Page({
 
   onInput(event) {
     this.setData({
-      currentDate: event.detail.value
+      currentDate: event.detail
     });
   }
 });
@@ -80,7 +80,7 @@ Page({
 
   onInput(event) {
     this.setData({
-      currentDate: event.detail.value
+      currentDate: event.detail
     });
   }
 });
@@ -108,7 +108,7 @@ Page({
 
   onInput(event) {
     this.setData({
-      currentDate: event.detail.value
+      currentDate: event.detail
     });
   }
 });
@@ -138,7 +138,7 @@ Page({
 
   onInput(event) {
     this.setData({
-      currentDate: event.detail.value
+      currentDate: event.detail
     });
   }
 });