diff --git a/setup/so-whiptail b/setup/so-whiptail
index f3e612f70..49dc49b22 100755
--- a/setup/so-whiptail
+++ b/setup/so-whiptail
@@ -255,17 +255,6 @@ whiptail_create_web_user_password2() {
 
 }
 
-whiptail_fleet_custom_hostname() {
-
-	[ -n "$TESTING" ] && return
-
-	FLEETCUSTOMHOSTNAME=$(whiptail --title "Security Onion Install" --inputbox \
-	"What FQDN should osquery clients use for connections to this Fleet node? Leave blank if the local system hostname will be used." 10 60 3>&1 1>&2 2>&3)
-
-	local exitstatus=$?
-	whiptail_check_exitstatus $exitstatus
-}
-
 whiptail_requirements_error() {
 
 	local requirement_needed=$1