diff --git a/README.md b/README.md
index f1f985bee..a7d38cf89 100644
--- a/README.md
+++ b/README.md
@@ -70,6 +70,7 @@ This project supports below scenarios for end-to-end guest operating system vali
 |:-------------------------------------------------------| :------------------------------: | :----------------------: | :--------------------------------: |
 | Red Hat Enterprise Linux 7.x, 8.x, 9.x                 | :heavy_check_mark:               |                          | :heavy_check_mark:                 |
 | CentOS 7.x, 8.x                                        | :heavy_check_mark:               |                          | :heavy_check_mark:                 |
+| CentOS Stream 8, 9                                     | :heavy_check_mark:               |                          | :heavy_check_mark:                 |
 | Oracle Linux 7.x, 8.x, 9.x                             | :heavy_check_mark:               |                          | :heavy_check_mark:                 |
 | Rocky Linux 8.x, 9.x                                   | :heavy_check_mark:               |                          | :heavy_check_mark:                 |
 | AlmaLinux 8.x, 9.x                                     | :heavy_check_mark:               |                          | :heavy_check_mark:                 |
diff --git a/autoinstall/README.md b/autoinstall/README.md
index 8f3eb7bd5..cb469dc4e 100644
--- a/autoinstall/README.md
+++ b/autoinstall/README.md
@@ -27,6 +27,7 @@
 26. For FusionOS 22 unattend auto-install, please use files under Fusion.
 27. For FusionOS 23 unattend auto-install, please use file Fusion/server_without_GUI/ks.cfg.
 28. For Kylin Linux Advanced Server V10 unattend auto-install, please use file Kylin/Server/10/ks.cfg.
+29. For CentOS Stream 8 or later unattend auto-install, please use files under RHEL/8.
 
 # Notes
 ## For Windows
diff --git a/linux/secureboot_enable_disable/check_secureboot_support_status.yml b/linux/secureboot_enable_disable/check_secureboot_support_status.yml
index 179be201b..b5ae7062a 100644
--- a/linux/secureboot_enable_disable/check_secureboot_support_status.yml
+++ b/linux/secureboot_enable_disable/check_secureboot_support_status.yml
@@ -26,6 +26,8 @@
     guest_os_ansible_distribution is match('Pardus.*') or
     (guest_os_ansible_distribution == 'MIRACLE' and 
       guest_os_ansible_distribution_major_ver | int == 8) or
+    (guest_os_ansible_distribution == 'CentOS' and 
+      guest_os_ansible_distribution_release is defined and guest_os_ansible_distribution_release == 'Stream') or
     (guest_os_ansible_distribution in ["Astra Linux (Orel)", "ProLinux", "UnionTech", "Uos", "FreeBSD", "BigCloud", "FusionOS", "Kylin Linux Advanced Server"])
 
 - name: "Skip test case for OS version which has vulnerable bootloaders"