diff --git a/target/rx/insns.decode b/target/rx/insns.decode
index 232a61fc8e..ca9334b37a 100644
--- a/target/rx/insns.decode
+++ b/target/rx/insns.decode
@@ -7,7 +7,7 @@
 # This library is free software; you can redistribute it and/or
 # modify it under the terms of the GNU Lesser General Public
 # License as published by the Free Software Foundation; either
-# version 2 of the License, or (at your option) any later version.
+# version 2.1 of the License, or (at your option) any later version.
 #
 # This library is distributed in the hope that it will be useful,
 # but WITHOUT ANY WARRANTY; without even the implied warranty of