diff --git a/README.md b/README.md
index 40c2deb..f8a36ba 100644
--- a/README.md
+++ b/README.md
@@ -11,4 +11,4 @@ Formally verified implementation of the ARTIQ RTIO core in nMigen
 
 Copyright (C) 2020 M-Labs Limited.
 
-[LGPLv3](./LICENSE) or later
+[LGPLv3](./LICENSE) or any later version