diff --git a/platformio_support_package.yaml b/platformio_support_package.yaml
index 04b81dd1..a7ace689 100644
--- a/platformio_support_package.yaml
+++ b/platformio_support_package.yaml
@@ -1,6 +1,6 @@
 ---
 yaml_version: 1
-pkg_version: 5.0.3.7
+pkg_version: 5.0.3.9
 pkg_vendor: RealThread
 pkg_type: ThirdParty_Support_Packages
 name: PlatformIO
diff --git a/post_install.bat b/post_install.bat
index 45717b46..80f6166a 100644
--- a/post_install.bat
+++ b/post_install.bat
@@ -2,5 +2,7 @@
 rem: Note %~dp0 get path of this batch file
 set current_dir=%~dp0
 set current_drive=%~d0
+cd  /d  %current_dir%
 echo The platformIO installation process is being executed, it may take more than 10 minutes, please be patient...
 %current_dir%python377x64/python.exe %current_dir%script.py %*
+
diff --git a/script.py b/script.py
index 05eff0b9..b5d8000b 100644
--- a/script.py
+++ b/script.py
@@ -126,7 +126,7 @@ def make_platformio(self):
         is_studio_global_version = False
     print("rt_studio_version: " + str(rt_studio_version))
     if rt_studio_version >= "2.0.0":
-        if platform.release() >= "10":
+        if int(platform.release()) >= int("10"):
             result = os.popen(
                 """reg query HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Control\FileSystem /v LongPathsEnabled""")
             if "1" in result.read().strip().split(" ")[-1]: