diff --git a/mambawelcome/mambawelcome.sh b/mambawelcome/mambawelcome.sh
index f3d2834..cdfd22e 100755
--- a/mambawelcome/mambawelcome.sh
+++ b/mambawelcome/mambawelcome.sh
@@ -149,7 +149,7 @@ sh -c "echo $INSTALL_ROOT_PASSWORD | passwd --stdin" || {
 
 # set hostname and domain
 [[ "$INSTALL_HOSTNAME" ]] && {
-   hostname $INSTALL_HOSTNAME
+   hostnamectl set-hostname $INSTALL_HOSTNAME
    sed -i "s|HOSTNAME=.*|HOSTNAME=$INSTALL_HOSTNAME|" \
    /etc/sysconfig/network