diff --git a/tools/munin-plugins-busybox/README b/tools/munin-plugins-busybox/README
index 3e1457e0..4f8c56be 100644
--- a/tools/munin-plugins-busybox/README
+++ b/tools/munin-plugins-busybox/README
@@ -30,7 +30,7 @@ replace symlinks in /etc/munin/plugins/ with symlinks to this binary.
 License?
 ~~~~~~~~
 (C) 2008 Helmut Grohne <helmut@subdivi.de>
-GPLv3 applies to *.c *.h and Makefile
+At your choice GPLv2 or GPLv3 applies to *.c *.h and Makefile
 
 # vim7:spelllang=en
 # vim:textwidth=75