diff --git a/install.sh b/install.sh
index 0ec2aaa4..0b89b6ef 100644
--- a/install.sh
+++ b/install.sh
@@ -44,10 +44,7 @@ install_base() {
     ubuntu | debian | armbian)
         apt-get update && apt-get install -y -q wget curl tar tzdata
         ;;
-    centos | rhel | almalinux | rocky | ol)
-        yum -y update && yum install -y -q wget curl tar tzdata
-        ;;
-    fedora | amzn | virtuozzo)
+    fedora | amzn | virtuozzo | centos-stream | rhel | almalinux | rocky | ol)
         dnf -y update && dnf install -y -q wget curl tar tzdata
         ;;
     arch | manjaro | parch)
diff --git a/update.sh b/update.sh
index 793c5097..77dbaf52 100755
--- a/update.sh
+++ b/update.sh
@@ -76,10 +76,7 @@ install_base() {
 	ubuntu | debian | armbian)
 		apt-get update >/dev/null 2>&1 && apt-get install -y -q wget curl tar tzdata >/dev/null 2>&1
 		;;
-	centos | rhel | almalinux | rocky | ol)
-		yum -y update >/dev/null 2>&1 && yum install -y -q wget curl tar tzdata >/dev/null 2>&1
-		;;
-	fedora | amzn | virtuozzo)
+	fedora | amzn | virtuozzo | centos-stream | rhel | almalinux | rocky | ol)
 		dnf -y update >/dev/null 2>&1 && dnf install -y -q wget curl tar tzdata >/dev/null 2>&1
 		;;
 	arch | manjaro | parch)
diff --git a/x-ui.sh b/x-ui.sh
index 4b0989eb..2e06e300 100644
--- a/x-ui.sh
+++ b/x-ui.sh
@@ -509,10 +509,7 @@ enable_bbr() {
     ubuntu | debian | armbian)
         apt-get update && apt-get install -yqq --no-install-recommends ca-certificates
         ;;
-    centos | rhel | almalinux | rocky | ol)
-        yum -y update && yum -y install ca-certificates
-        ;;
-    fedora | amzn | virtuozzo)
+    fedora | amzn | virtuozzo | centos-stream | rhel | almalinux | rocky | ol)
         dnf -y update && dnf -y install ca-certificates
         ;;
     arch | manjaro | parch)
@@ -1073,10 +1070,7 @@ ssl_cert_issue() {
     ubuntu | debian | armbian)
         apt-get update && apt-get install socat -y
         ;;
-    centos | rhel | almalinux | rocky | ol)
-        yum -y update && yum -y install socat
-        ;;
-    fedora | amzn | virtuozzo)
+    fedora | amzn | virtuozzo | centos-stream | rhel | almalinux | rocky | ol)
         dnf -y update && dnf -y install socat
         ;;
     arch | manjaro | parch)