diff --git a/ddskk.spec b/ddskk.spec
index 04b7f06..db17a2f 100644
--- a/ddskk.spec
+++ b/ddskk.spec
@@ -24,7 +24,7 @@ BuildRequires:  compface emacs-x11 flim giflib-devel krb5 libpng-devel libtiff-d
 %if %use_xemacs
 BuildRequires:  flim-xemacs semi-xemacs xemacs-packages
 %endif
-License:        GPL v2 or later
+License:        GPL-2.0+
 Group:          Productivity/Editors/Emacs
 Requires:       emacs, apel, skkdic
 Provides:       locale(emacs:ja)
@@ -69,7 +69,7 @@ aggressively developed.
 %if %use_xemacs
 
 %package -n ddskk-xemacs
-License:        GPL v2 or later
+License:        GPL-2.0+
 Group:          Productivity/Editors/Emacs
 Requires:       xemacs, xemacs-packages, skkdic
 Provides:       locale(xemacs:ja)
@@ -83,7 +83,7 @@ aggressively developed.
 %endif
 
 %package -n skkdic
-License:        GPL v2 or later
+License:        GPL-2.0+
 Group:          System/I18n/Japanese
 Provides:       locale(scim-skk:ja)
 PreReq:         info
@@ -94,7 +94,7 @@ Summary:        Main Dictionary for SKK
 main dictionary for SKK
 
 %package -n skkdic-extra
-License:        GPL v2 or later
+License:        GPL-2.0+
 Group:          System/I18n/Japanese
 Url:            http://openlab.jp/skk/dic.html
 Summary:        optional, additional dictionaries for SKK