diff --git a/iot_upload.py b/iot_upload.py
index ecbb8e7..a7fd1a5 100644
--- a/iot_upload.py
+++ b/iot_upload.py
@@ -183,6 +183,7 @@ def calculate_md5(file_path):
             if not data:
                 break
             md5.update(data)
+    print( file_path + 'MD5值为' + md5.hexdigest())
     return md5.hexdigest()
 
 def build_the_current_windowsApp(name):
@@ -195,10 +196,10 @@ def build_the_current_windowsApp(name):
         platformAppAdd('/drone/src/Sources/Setup.exe', '.exe')
     else:
         print ("比对新老版本zip文件")
-        content1 = calculate_md5(the_last_windowsAppZIP)
-        content2 = calculate_md5(the_current_windowsAppZIP)
 
-        if content1 != content2:
+        if calculate_md5(the_last_windowsAppZIP) == calculate_md5(the_current_windowsAppZIP):
+            print ("\033[34m比对结果: 程序版本无更新,流程终止\033[0m")
+        else:
             print ("比对结果：程序版本已更新")
             os.system('mkdir -p /tmp/a/ /tmp/b/ /tmp/IOTContainer/')
             os.system('unzip ' + the_last_windowsAppZIP + ' -d /tmp/a/')
@@ -208,8 +209,6 @@ def build_the_current_windowsApp(name):
             platformAppAdd(diff_zip, '.zip')
             build_for_windowsApp()
             platformAppAdd('/drone/src/Sources/Setup.exe', '.exe')
-        else:
-            print ("\033[34m比对结果: 程序版本无更新,流程终止\033[0m")