diff --git a/gemfiles/sprockets_3_0.gemfile b/gemfiles/sprockets_3_0.gemfile
index 3468aec..54ae795 100644
--- a/gemfiles/sprockets_3_0.gemfile
+++ b/gemfiles/sprockets_3_0.gemfile
@@ -1,6 +1,6 @@
 source 'https://rubygems.org'
 
-gem "sprockets", "~> 3.0.0"
+gem "sprockets", "~> 3.0.3"
 
 # Specify your gem's dependencies in sassc-rails.gemspec
 gemspec path: "../"
diff --git a/test/dummy/app/assets/config/manifest.js b/test/dummy/app/assets/config/manifest.js
new file mode 100644
index 0000000..b16e53d
--- /dev/null
+++ b/test/dummy/app/assets/config/manifest.js
@@ -0,0 +1,3 @@
+//= link_tree ../images
+//= link_directory ../javascripts .js
+//= link_directory ../stylesheets .css