diff --git a/.gitignore b/.gitignore
index af9aed9..68bb160 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,3 +14,4 @@
 /gio2-1.1.9.gem
 /gio2-1.2.0.gem
 /gio2-1.2.1.gem
+/gio2-1.2.3.gem
diff --git a/rubygem-gio2.spec b/rubygem-gio2.spec
index ea5707c..3b9241f 100644
--- a/rubygem-gio2.spec
+++ b/rubygem-gio2.spec
@@ -20,8 +20,8 @@
 
 Summary:	Ruby binding of gio-2.0.x
 Name:		rubygem-%{gem_name}
-Version:	1.2.1
-Release:	2%{?dist}
+Version:	1.2.3
+Release:	1%{?dist}
 Group:		Development/Languages
 # from README
 License:	LGPLv2
@@ -261,6 +261,9 @@ ruby -rubygems -Ilib test/load-test.rb
 %{gem_instdir}/test/
 
 %changelog
+* Wed Mar 20 2013 Mamoru TASAKA <mtasaka@fedoraproject.org> - 1.2.3-1
+- 1.2.3
+
 * Wed Mar  6 2013 Mamoru TASAKA <mtasaka@fedoraproject.org> - 1.2.1-2
 - F-19: Rebuild for ruby 2.0.0
 
diff --git a/sources b/sources
index 996fca5..eb843d8 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-410217f6cb7dec68b2e2f4807715701a  gio2-1.2.1.gem
+3e28af2589f56bc8d6e3e6b29d616164  gio2-1.2.3.gem