diff --git a/.gitignore b/.gitignore
index fbe9af9..a9a6e02 100644
--- a/.gitignore
+++ b/.gitignore
@@ -22,3 +22,4 @@
 /clutter-gstreamer-3.3.2.gem
 /clutter-gstreamer-3.3.6.gem
 /clutter-gstreamer-3.3.7.gem
+/clutter-gstreamer-3.4.0.gem
diff --git a/rubygem-clutter-gstreamer.spec b/rubygem-clutter-gstreamer.spec
index a0778a8..56b0d5c 100644
--- a/rubygem-clutter-gstreamer.spec
+++ b/rubygem-clutter-gstreamer.spec
@@ -3,7 +3,7 @@
 %undefine        _changelog_trimtime
 
 Name:		rubygem-%{gem_name}
-Version:	3.3.7
+Version:	3.4.0
 Release:	1%{?dist}
 
 Summary:	Ruby binding of Clutter-GStreamer
@@ -55,7 +55,7 @@ gem spec %{SOURCE0} -l --ruby > %{gem_name}.gemspec
 find . -name \*.rb -print0 | xargs --null chmod 0644
 
 # Adjust rubygems-gnome2 requirement to be more flexible
-sed -i -e 's|= 3\.3\.7|>= 3.3.7|' %{gem_name}.gemspec
+sed -i -e 's|= 3\.4\.0|>= 3.4.0|' %{gem_name}.gemspec
 sed -i dependency-check/Rakefile \
 	-e '\@PKGConfig\.check_version@s|clutter-gst-3.0|glib-2.0|'
 sed -i -e '\@s\.extensions@d'  %{gem_name}.gemspec
@@ -122,7 +122,10 @@ popd
 %doc	%{gem_instdir}/sample/
 
 %changelog
-* Sun Sep  8 2019 2019 Mamoru TASAKA <mtasaka@fedoraproject.org> - 3.3.7-1
+* Tue Oct 15 2019 Mamoru TASAKA <mtasaka@fedoraproject.org> - 3.4.0-1
+- 3.4.0
+
+* Sun Sep  8 2019 Mamoru TASAKA <mtasaka@fedoraproject.org> - 3.3.7-1
 - 3.3.7
 
 * Fri Jul 26 2019 Fedora Release Engineering <releng@fedoraproject.org> - 3.3.6-2
diff --git a/sources b/sources
index ff27891..883b841 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-SHA512 (clutter-gstreamer-3.3.7.gem) = e3c34632c3128070f82bceffc586e2d730e971f4f031fe70370f65952271ef0b123063e423926bc708148bbfca777d7599c2af37f59f8e4bc26d38ed02038a54
+SHA512 (clutter-gstreamer-3.4.0.gem) = af1c95358ca0440be8bf172f17a9867bcde241ab7a755a58e6db70d442703cc095915034c44e35e2c4780c95f384960bf1911c95a5537bb77ceff20fd7ba648c