diff --git a/autosiso.bat b/autosiso.bat
index 5cb658150..f32bedfc1 100644
--- a/autosiso.bat
+++ b/autosiso.bat
@@ -9,4 +9,4 @@ setlocal
 set PATH=%PATH%;%~dp0
 
 :: Defer control.
-python3 "%~dp0\autosiso.py" "%*"
+python3 "%~dp0\autosiso.py" %*
diff --git a/autosiso.py b/autosiso.py
index c052c84d3..751a32f5f 100755
--- a/autosiso.py
+++ b/autosiso.py
@@ -32,6 +32,12 @@ def _use_remoteexec(argv):
 
 
 def main(argv):
+  # TODO(b/283714114): support single file compile with '^'.
+  # The arguments need to be passed as a double quoted string on Windows.
+  #
+  # pylint: disable=line-too-long
+  # See also https://source.chromium.org/chromium/chromium/tools/depot_tools/+/main:autoninja.py;l=33-42;drc=eb2866e6541607f63cdc50038379886c77f17506
+
   if not _use_remoteexec(argv):
     print(
         "`use_remoteexec=true` is not detected.\n"