diff --git a/.gitignore b/.gitignore
index 9f67417..f8d60b5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
 marc-0.3.3.gem
+/marc-0.4.0.gem
diff --git a/rubygem-marc.spec b/rubygem-marc.spec
index e7165e6..c5a9882 100644
--- a/rubygem-marc.spec
+++ b/rubygem-marc.spec
@@ -7,7 +7,7 @@
 %global		rubyabi		1.8
 
 Name:		rubygem-%{gemname}
-Version:	0.3.3
+Version:	0.4.0
 Release:	1%{?dist}
 Summary:	Ruby library for MARC catalog
 Group:		Development/Languages
@@ -162,6 +162,9 @@ rm -rf %{buildroot}
 
 
 %changelog
+* Fri Sep 24 2010 Mamoru Tasaka <mtasaka@ioa.s.u-tokyo.ac.jp> - 0.4.0-1
+- 0.4.0
+
 * Sat Dec 19 2009 Mamoru Tasaka <mtasaka@ioa.s.u-tokyo.ac.jp> - 0.3.3-1
 - 0.3.3
 
diff --git a/sources b/sources
index 0ebb187..382fa58 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-15ecaf3858ab36d5cd43d00344bad64f  marc-0.3.3.gem
+7c94092d209c38ef66f2cac18d78dcb3  marc-0.4.0.gem