diff --git a/README.md b/README.md
index 284d61c09..08743da88 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,8 @@ subject to change, and some features are not fully implemented.
 
 ## Requirements
 
+The host or VM running Preflight must have RHEL 8.5 or equivalent (e.g. Fedora 35) installed.
+
 The preflight binary currently requires that you have the following tools installed,
 functional, and in your path.