diff --git a/setup/so-preflight b/setup/so-preflight
index e30b7872d..fd6b5f736 100755
--- a/setup/so-preflight
+++ b/setup/so-preflight
@@ -33,7 +33,7 @@ check_default_repos() {
 	if [[ $OS == 'centos' ]]; then
 		printf '%s' 'yum update.' | tee -a "$preflight_log"
 		echo "" >> "$preflight_log"
-		yum -y update >> $preflight_log 2>&1
+		yum -y check-update >> $preflight_log 2>&1
 		ret_code=$?
 	else
 		printf '%s' 'apt update.' | tee -a "$preflight_log"