diff --git a/cyberpanel_utility.sh b/cyberpanel_utility.sh
index 2aa90e9ca..92f941f86 100644
--- a/cyberpanel_utility.sh
+++ b/cyberpanel_utility.sh
@@ -13,12 +13,10 @@ check_OS() {
 	  exit
 	fi
 
-	if grep -q -E "CentOS Linux 7|CentOS Linux 8" /etc/os-release ; then
-	  Server_OS="CentOS"
-	elif grep -q "CentOS Stream" /etc/os-release ; then
-	  Server_OS="CentOS"
-	elif grep -q "Red Hat Enterprise Linux" /etc/os-release ; then
-	  Server_OS="CentOS"
+	if grep -q -E "CentOS Linux 7|CentOS Linux 8|CentOS Stream" /etc/os-release ; then
+          Server_OS="CentOS"
+        elif grep -q "Red Hat Enterprise Linux" /etc/os-release ; then
+          Server_OS="RedHat"
 	elif grep -q "AlmaLinux-8" /etc/os-release ; then
 	  Server_OS="AlmaLinux"
 	elif grep -q -E "CloudLinux 7|CloudLinux 8" /etc/os-release ; then