diff --git a/.gitignore b/.gitignore
index 4ef9f19..af13e8c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@
 /uglifier-1.3.0.gem
 /uglifier-2.2.1.gem
 /uglifier-2.3.0.gem
+/uglifier-2.4.0.gem
diff --git a/rubygem-uglifier.spec b/rubygem-uglifier.spec
index e165266..ab64013 100644
--- a/rubygem-uglifier.spec
+++ b/rubygem-uglifier.spec
@@ -3,7 +3,7 @@
 
 Summary: Ruby wrapper for UglifyJS JavaScript compressor
 Name: rubygem-%{gem_name}
-Version: 2.3.0
+Version: 2.4.0
 Release: 1%{?dist}
 Group: Development/Languages
 # Uglifier itself is MIT
@@ -68,6 +68,7 @@ popd
 %{gem_libdir}
 %exclude %{gem_instdir}/.*
 %exclude %{gem_cache}
+%exclude %{gem_instdir}/gemfiles
 %{gem_spec}
 
 %files doc
@@ -76,12 +77,14 @@ popd
 %{gem_instdir}/Rakefile
 %doc %{gem_instdir}/README.md
 %{gem_instdir}/spec
-%doc %{gem_instdir}/VERSION
 %{gem_instdir}/%{gem_name}.gemspec
 %doc %{gem_instdir}/CHANGELOG.md
 %doc %{gem_instdir}/CONTRIBUTING.md
 
 %changelog
+* Fri Mar 07 2014 Josef Stribny <jstribny@redhat.com> - 2.4.0-1
+- Update to uglifier 2.4.0
+
 * Wed Oct 30 2013 Josef Stribny <jstribny@redhat.com> - 2.3.0-1
 - Update to uglifier 2.3.0
 
diff --git a/sources b/sources
index f10c9e7..f6b4717 100644
--- a/sources
+++ b/sources
@@ -1 +1 @@
-96357ad25b15f72772fc98138c331985  uglifier-2.3.0.gem
+9bbbda0347b2b213739bee01df2605bc  uglifier-2.4.0.gem