diff --git a/scripts/upload_fw.py b/scripts/upload_fw.py
new file mode 100644
index 000000000..0de980efe
--- /dev/null
+++ b/scripts/upload_fw.py
@@ -0,0 +1,10 @@
+# for calling dos upload from Window WSL2 Linux, because serial ports are not mapped yet
+# example file
+Import('env')
+from subprocess import call
+
+def upload(source, target, env):
+    print("bin file: " + str(target[0]))
+    call(["cmd.exe", "/c", "c:\\Users\\paul\\OneDrive\\Desktop\\ems-esp32.bat"])
+
+env.AddPostAction("$BUILD_DIR/${PROGNAME}.bin", [upload])