diff --git a/srv/enable-ssh.sh b/srv/enable-ssh.sh
index 95e77c5..1499640 100644
--- a/srv/enable-ssh.sh
+++ b/srv/enable-ssh.sh
@@ -4,7 +4,7 @@ PASSWORD=$(/usr/bin/openssl passwd -crypt 'vagrant')
 
 echo "==> Enabling SSH"
 # Vagrant-specific configuration
-/usr/bin/useradd --password ${PASSWORD} --comment 'Vagrant User' --create-home --gid users vagrant
+/usr/bin/useradd --password ${PASSWORD} --comment 'Vagrant User' --create-home --user-group vagrant
 echo 'Defaults env_keep += "SSH_AUTH_SOCK"' > /etc/sudoers.d/10_vagrant
 echo 'vagrant ALL=(ALL) NOPASSWD: ALL' >> /etc/sudoers.d/10_vagrant
 /usr/bin/chmod 0440 /etc/sudoers.d/10_vagrant