diff --git a/update-on-ox b/update-on-ox
index c7816d53a1..a680f79d3a 100755
--- a/update-on-ox
+++ b/update-on-ox
@@ -51,10 +51,10 @@ def run(what):
 with open(__file__, 'rb') as f:
     script = f.read().decode('utf-8')
 script = script[:script.find('# EOF_REMOTE')].replace('if False:', 'if True:', 1)
-os.chdir(os.path.expanduser('~/work/build-calibre'))
+
 with tempfile.NamedTemporaryFile(prefix='install-dmg-', suffix='.py') as f:
-    run('./osx calibre')
+    run('./setup.py osx --dont-shutdown')
     f.write(script.encode('utf-8'))
     f.flush()
-    run(f'scp build/osx/dist/{dmg} {f.name} {HOST}:/tmp')
+    run(f'scp dist/{dmg} {f.name} {HOST}:/tmp')
     run(f'ssh {HOST} python /tmp/{os.path.basename(f.name)} /tmp/{dmg}')