diff --git a/slapos/recipe/shellinabox.py b/slapos/recipe/shellinabox.py
index dd2643fff3c4e75ed48c7c77dfc467bdc22c6db8..36a93567aabc8fabcffb1a0f788df935c1cc4ca8 100644
--- a/slapos/recipe/shellinabox.py
+++ b/slapos/recipe/shellinabox.py
@@ -69,7 +69,6 @@ def shellinabox(args):
 
   command_line = [
     args['shellinabox'],
-    '-d',
     '-c', certificate_dir,
     '-s', service,
     '--ipv6', args['ipv6'],