diff --git a/工具v2/关键字筛选题号.py b/工具v2/关键字筛选题号.py
index 1ebe9525..9d073c18 100644
--- a/工具v2/关键字筛选题号.py
+++ b/工具v2/关键字筛选题号.py
@@ -138,7 +138,7 @@ class MyWindow(QWidget,Ui_Form):
         endtime = time.time()
         print(f"生成pdf文件所花时间: {endtime-midtime:.3f}秒")
         os.system("code 临时文件/题号筛选.txt")
-        os.startfile("临时文件")
+        startfile("临时文件")
 
 
 
diff --git a/工具v2/指定题号编译pdf.py b/工具v2/指定题号编译pdf.py
index 08a11c33..7408b186 100644
--- a/工具v2/指定题号编译pdf.py
+++ b/工具v2/指定题号编译pdf.py
@@ -151,7 +151,7 @@ class MyWindow(QWidget,Ui_Form):
         endtime = time.time()
         print(f"生成pdf文件所花时间: {endtime-midtime:.3f}秒")
         self.close()
-        os.startfile(self.lineEdit_path.text())
+        startfile(self.lineEdit_path.text())
 
 if __name__ == '__main__':
     app = QApplication([])
diff --git a/工具v2/系列讲义生成.py b/工具v2/系列讲义生成.py
index b148109e..13c1f0bd 100644
--- a/工具v2/系列讲义生成.py
+++ b/工具v2/系列讲义生成.py
@@ -140,7 +140,7 @@ class MyWindow(QWidget,Ui_Form):
         #     tocompile = input("需要编译合集吗?(Y/[N]):")
         if configjson["编译合集"] == True:
             XeLaTeXCompile(self.outputpath,f"合集{GetDate()}.tex")
-        os.startfile(self.outputpath)
+        startfile(self.outputpath)