diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 000000000..cf5cffa22
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,2 @@
+*.bat text eol=crlf
+*.cmd text eol=crlf
\ No newline at end of file
diff --git a/run_windows.bat b/run_windows.bat
index 920069318..bea397ddc 100644
--- a/run_windows.bat
+++ b/run_windows.bat
@@ -47,12 +47,13 @@ if not exist "venv\" (
 
     call venv\Scripts\activate.bat
 
-    echo 正在安装依赖...
-    pip install -r requirements.txt
 ) else (
     call venv\Scripts\activate.bat
 )
 
+echo 正在更新依赖...
+pip install -r requirements.txt
+
 echo 当前代理设置：
 echo HTTP_PROXY=%HTTP_PROXY%
 echo HTTPS_PROXY=%HTTPS_PROXY%