diff --git a/ybd/__main__.py b/ybd/__main__.py
index 2ec707d..90ff39c 100755
--- a/ybd/__main__.py
+++ b/ybd/__main__.py
@@ -60,7 +60,8 @@
 
     defs.save_trees()
     if app.config.get('mode', 'normal') == 'keys-only':
-        print target['cache']
+        with open('./ybd.result', 'w') as f:
+            f.write(target['cache'] +'\n')
         os._exit(0)
 
     sandbox.executor = sandboxlib.executor_for_platform()