diff --git a/misc/build.func b/misc/build.func
index 604b0468..f21ad361 100644
--- a/misc/build.func
+++ b/misc/build.func
@@ -205,7 +205,7 @@ advanced_settings() {
       if var_version=$(whiptail --backtitle "Proxmox VE Helper Scripts" --title "UBUNTU VERSION" --radiolist "Choose Version" 10 58 3 \
         "20.04" "Focal" OFF \
         "22.04" "Jammy" OFF \
-        "23.04" "Lunar" OFF \
+        "23.10" "Mantic" OFF \
         3>&1 1>&2 2>&3); then
         if [ -n "$var_version" ]; then
           echo -e "${DGN}Using $var_os Version: ${BGN}$var_version${CL}"