Vlad, Capistrano incompatible with Dropbear?

I tried to deploy to a remote debian (etch/testing) server running dropbear instead of openssh. Rake blew up (Vlad impaled it?) with an error such as this: Writing configuration file to /***/mongrel_cluster.conf. rake aborted! execution failed with status 255: ssh www.****.com mongrel_rails cluster::configure -N 2 -p 8000 -e production -a 127.0.0.1 -c /****/current -C ****/shared/mongrel_cluster.conf […]