diff --git a/.gitignore b/.gitignore
index 03b3f30..b50516c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -9,3 +9,4 @@
 /gdk3-3.0.7.gem
 /gdk3-3.0.8.gem
 /gdk3-3.0.9.gem
+/gdk3-3.1.0.gem
diff --git a/rubygem-gdk3.spec b/rubygem-gdk3.spec
index 64a38c6..7dacd1d 100644
--- a/rubygem-gdk3.spec
+++ b/rubygem-gdk3.spec
@@ -5,7 +5,7 @@
 # Planned for F-20+ only
 Summary:	Ruby binding of GDK-3.x
 Name:		rubygem-%{gem_name}
-Version:	3.0.9
+Version:	3.1.0
 Release:	1%{?dist}
 
 Group:		Development/Languages
@@ -85,7 +85,7 @@ find . -name \*.rb -print0 | xargs --null chmod 0644
 gem specification -l --ruby %{SOURCE0} > %{gem_name}.gemspec
 
 # Allow ruby-gnome2 no less than ones
-sed -i -e 's|= 3\.0\.9|>= 3.0.9|' %{gem_name}.gemspec
+sed -i -e 's|= 3\.1\.0|>= 3.1.0|' %{gem_name}.gemspec
 
 # Add license text
 install -cpm 644 %{SOURCE1} ./COPYING.LIB
@@ -184,6 +184,9 @@ popd
 %exclude	%{gem_instdir}/test/
 
 %changelog
+* Tue Nov 29 2016 Mamoru TASAKA <mtasaka@fedoraproject.org> - 3.1.0-1
+- 3.1.0
+
 * Mon Aug 15 2016 Mamoru TASAKA <mtasaka@fedoraproject.org> - 3.0.9-1
 - 3.0.9
 
diff --git a/sources b/sources
index 27a4fe0..0e6bf11 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-29736a160039bddaa0b9ea1bfe0cba53  gdk3-3.0.9.gem
+b1e7088ebba918f9c9782faeaf37928b  gdk3-3.1.0.gem