diff --git a/chipsec/helper/win/win32helper.py b/chipsec/helper/win/win32helper.py
index 2ee51b37..983576bb 100644
--- a/chipsec/helper/win/win32helper.py
+++ b/chipsec/helper/win/win32helper.py
@@ -518,13 +518,13 @@ class Win32Helper(Helper):
         try:
             out_buf = win32file.DeviceIoControl( self.driver_handle, ioctl_code, in_buf, out_length, None )
         except pywintypes.error as _err:
-            err_status = _err[0] + 0x100000000
+            err_status = _err.args[0] + 0x100000000
             if STATUS_PRIVILEGED_INSTRUCTION == err_status:
                 err_msg = "HW Access Violation: DeviceIoControl returned STATUS_PRIVILEGED_INSTRUCTION (0x{:X})".format(err_status)
                 if logger().DEBUG: logger().error( err_msg )
                 raise HWAccessViolationError( err_msg, err_status )
             else:
-                _handle_error( "HW Access Error: DeviceIoControl returned status 0x{:X} ({})".format(err_status, _err[2]), err_status )
+                _handle_error( "HW Access Error: DeviceIoControl returned status 0x{:X} ({})".format(err_status, _err.args[2]), err_status )
 
         return out_buf