diff --git a/misc/build.func b/misc/build.func
index e13d77da..d95e619b 100644
--- a/misc/build.func
+++ b/misc/build.func
@@ -113,6 +113,7 @@ exit-script() {
 
 advanced_settings() {
   whiptail --msgbox --title "Default distribution for $APP" "${var_os} \n${var_version} \n" 8 58
+  whiptail --msgbox "Spacebar = Select." 8 58
   if [ "$var_os" != "alpine" ]; then
     var_os=""
     while [ -z "$var_os" ]; do