diff --git a/README.md b/README.md
index f4894dd..ee232f5 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,11 @@
 # Qubes network server
 
-This software lets you turn your [Qubes OS 4.2](https://www.qubes-os.org/) machine into
+This software lets you turn your [Qubes OS 4.2 and above](https://www.qubes-os.org/) machine into
 a network server, enjoying all the benefits of Qubes OS (isolation, secure
 inter-VM process communication, ease of use) with none of the drawbacks
 of setting up your own Xen server.
 
-This release is only intended for use with Qubes OS 4.2.  Older Qubes OS releases
+This release is only intended for use with Qubes OS 4.2 and above.  Older Qubes OS releases
 will not support it.  For Qubes OS 4.1, check branch `r4.1`.
 
 **Important note about upgrades**: when you upgrade your system from Qubes OS 4.1 to