diff --git a/.includes/convert-to-server.sh b/.includes/convert-to-server.sh
index 60b1f32..b7e4693 100755
--- a/.includes/convert-to-server.sh
+++ b/.includes/convert-to-server.sh
@@ -37,6 +37,7 @@ fi
 sudo mkdir -p /etc/ssh/sshd_config.d
 sudo tee /etc/ssh/sshd_config.d/99-stormux-server.conf > /dev/null << EOF
 Port ${sshPort}
+PermitRootLogin no
 PasswordAuthentication no
 KbdInteractiveAuthentication no
 EOF