diff --git a/1.1radiance_calibration_300tc.py b/1.1radiance_calibration_300tc.py
index 826ba22..cb36572 100644
--- a/1.1radiance_calibration_300tc.py
+++ b/1.1radiance_calibration_300tc.py
@@ -13,6 +13,7 @@ import sys, traceback
 from osgeo import gdal
 from scipy.interpolate import interp1d
 import spectral
+import time
 
 from PyQt5.QtWidgets import QMainWindow, QFileDialog, QApplication
 from PyQt5.QtCore import Qt
@@ -155,6 +156,7 @@ class RadianceCalibration():
     def write_fields_to_hdrfile(self, fields, hdr_file):
         header_tmp = spectral.envi.read_envi_header(hdr_file)
 
+        fields['generated time'] = time.strftime('%Y-%m-%d %H:%M:%S', time.localtime())
         with open(hdr_file, "a", encoding='utf-8') as f:
             for key in fields.keys():
                 if key in header_tmp or key == "description":
diff --git a/radiance_calibration_ui.py b/radiance_calibration_ui.py
index 39aa30f..2e9eb30 100644
--- a/radiance_calibration_ui.py
+++ b/radiance_calibration_ui.py
@@ -141,7 +141,7 @@ class Ui_MainWindow(object):
 
     def retranslateUi(self, MainWindow):
         _translate = QtCore.QCoreApplication.translate
-        MainWindow.setWindowTitle(_translate("MainWindow", "MainWindow"))
+        MainWindow.setWindowTitle(_translate("MainWindow", "Corning Calibration v2.1"))
         self.label.setText(_translate("MainWindow", "ASD辐亮度"))
         self.rad_bt.setText(_translate("MainWindow", "浏览..."))
         self.label_3.setText(_translate("MainWindow", "DN"))
diff --git a/radiance_calibration_ui.ui b/radiance_calibration_ui.ui
index 238f273..94340ea 100644
--- a/radiance_calibration_ui.ui
+++ b/radiance_calibration_ui.ui
@@ -11,7 +11,7 @@
    </rect>
   </property>
   <property name="windowTitle">
-   <string>MainWindow</string>
+   <string>Corning Calibration v2.1</string>
   </property>
   <widget class="QWidget" name="centralwidget">
    <layout class="QGridLayout" name="gridLayout_2">