The hack I currently use is: select param` ssh_command` and set its value `ssh -oKexAlgorithms=diffie-hellman-group1-sha1 -oCiphers=aes128-cbc` This results in the `sshfs.exe` command having `-ossh_command=ssh -oKexAlgorithms=diffie-hellman-group1-sha1 -oCiphers=aes128-cbc`