diff --git a/update.py b/update.py
index 42ee1f1..9bfafaf 100644
--- a/update.py
+++ b/update.py
@@ -201,7 +201,9 @@ def _kill_scripts(names):
 def _start_script(name):
     if not WIN:
         return
-    ps(f"Start-Process pythonw -ArgumentList '\"{os.path.join(HERE, name)}\"' "
+    # full pythonw path — bare 'pythonw' isn't on PATH in a scheduled-task / SSH context,
+    # so relying on PATH silently launches nothing.
+    ps(f"Start-Process '{pythonw()}' -ArgumentList '\"{os.path.join(HERE, name)}\"' "
        f"-WorkingDirectory '{HERE}' -WindowStyle Hidden")