diff --git a/packages/core/client/src/schema-component/antd/date-picker/__tests__/mapDatePicker.test.ts b/packages/core/client/src/schema-component/antd/date-picker/__tests__/mapDatePicker.test.ts
index 41a8feef50..63c019a10d 100644
--- a/packages/core/client/src/schema-component/antd/date-picker/__tests__/mapDatePicker.test.ts
+++ b/packages/core/client/src/schema-component/antd/date-picker/__tests__/mapDatePicker.test.ts
@@ -62,7 +62,7 @@ describe('mapDatePicker', () => {
     };
     const result = mapDatePicker()(props);
     result.onChange(dayjs.utc('2022-02-22 22:22:22'));
-    expect(props.onChange).toHaveBeenCalledWith('2022-02-22 00:00:00');
+    expect(props.onChange).toHaveBeenCalledWith('2022-02-22 22:22:22');
   });
 
   it('should call onChange with correct value when showTime is true and gmt is false', () => {
@@ -74,7 +74,7 @@ describe('mapDatePicker', () => {
     const result = mapDatePicker()(props);
     const m = dayjs('2022-02-22 22:22:22');
     result.onChange(m);
-    expect(props.onChange).toHaveBeenCalledWith('2022-02-22 00:00:00');
+    expect(props.onChange).toHaveBeenCalledWith('2022-02-22 22:22:22');
   });
 
   it('should call onChange with correct value when showTime is false and gmt is true', () => {
@@ -202,7 +202,7 @@ describe('mapDatePicker', () => {
     };
     const result = mapDatePicker()(props);
     result.onChange(dayjs('2022-02-22 22:22:22'));
-    expect(props.onChange).toHaveBeenCalledWith('2022-02-22 00:00:00');
+    expect(props.onChange).toHaveBeenCalledWith('2022-02-22 22:22:22');
   });
 
   it('should call onChange with correct value when picker is year and utc is false', () => {
diff --git a/packages/core/client/src/schema-component/antd/date-picker/util.ts b/packages/core/client/src/schema-component/antd/date-picker/util.ts
index 4ca70f222a..ebee73bfd8 100644
--- a/packages/core/client/src/schema-component/antd/date-picker/util.ts
+++ b/packages/core/client/src/schema-component/antd/date-picker/util.ts
@@ -100,6 +100,9 @@ const handleChangeOnForm = (value, dateOnly, utc, picker, showTime, gmt) => {
     const formattedDate = dayjs(value).format(format);
     return dayjs(formattedDate).toISOString();
   }
+  if (showTime) {
+    return dayjs(value).format(format);
+  }
   return dayjs(value).startOf(picker).format(format);
 };