diff --git a/roles/ceph-validate/tasks/check_system.yml b/roles/ceph-validate/tasks/check_system.yml
index f1a50fd3b..db3920b75 100644
--- a/roles/ceph-validate/tasks/check_system.yml
+++ b/roles/ceph-validate/tasks/check_system.yml
@@ -29,12 +29,13 @@
 - name: red hat based systems tasks
   when:
     - ceph_repository == 'rhcs'
-    - ansible_distribution == 'Red Hat Enterprise Linux'
+    - ansible_distribution == 'RedHat'
   block:
     - name: fail on unsupported distribution for red hat ceph storage
       fail:
-        msg: "Distribution not supported {{ ansible_distribution_version }} by Red Hat Ceph Storage, only RHEL >= 7.3"
-      when: ansible_distribution_version | version_compare('7.3', '<')
+        msg: "Distribution not supported {{ ansible_distribution_version }} by Red Hat Ceph Storage, only RHEL 8 (>= 8.1) or RHEL 7 (>= 7.7)"
+      when: (ansible_distribution_major_version | int == 8 and ansible_distribution_version | version_compare('8.1', '<')) or
+            (ansible_distribution_major_version | int == 7 and ansible_distribution_version | version_compare('7.7', '<'))
 
     - name: subscription manager related tasks
       when: ceph_repository_type == 'cdn'