diff --git a/tomoyo-tools.spec b/tomoyo-tools.spec
index bd27db0..1233e68 100644
--- a/tomoyo-tools.spec
+++ b/tomoyo-tools.spec
@@ -21,7 +21,7 @@
 BuildRequires:  ncurses-devel
 
 Name:           tomoyo-tools
-License:        GPLv2
+License:        GPL-2.0
 Group:          Development/Tools/Other
 AutoReqProv:    on
 Summary:        Userspace tools for TOMOYO Linux 2.4.x