diff --git a/Gemfile b/Gemfile
index 7d7f72b..5da7f44 100644
--- a/Gemfile
+++ b/Gemfile
@@ -2,3 +2,4 @@ source 'https://rubygems.org/'
 
 # Specify your gem's dependencies in paperclip-av-transcoder.gemspec
 gemspec
+gem 'av', :git => 'https://github.com/ReelCoaches/av.git'
diff --git a/lib/paperclip/av/transcoder/version.rb b/lib/paperclip/av/transcoder/version.rb
index ce319b6..c641c70 100644
--- a/lib/paperclip/av/transcoder/version.rb
+++ b/lib/paperclip/av/transcoder/version.rb
@@ -1,7 +1,7 @@
 module Paperclip
   module Av
     module Transcoder
-      VERSION = "0.6.4"
+      VERSION = "0.7.1"
     end
   end
 end
diff --git a/paperclip-av-transcoder.gemspec b/paperclip-av-transcoder.gemspec
index c62aa5c..c025fce 100644
--- a/paperclip-av-transcoder.gemspec
+++ b/paperclip-av-transcoder.gemspec
@@ -21,10 +21,10 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency "bundler", "~> 1.6"
   spec.add_development_dependency "rake"
   spec.add_development_dependency "rspec", "~> 3.0.0"
-  spec.add_development_dependency "rails", ">= 4.0.0"
+  spec.add_development_dependency "rails", "< 5.0"
   spec.add_development_dependency "sqlite3"
   spec.add_development_dependency "coveralls"
 
-  spec.add_dependency "paperclip", ">=2.5.2"
-  spec.add_dependency "av", "~> 0.9.0"
+  spec.add_dependency "kt-paperclip", "~> 7.0"
+  spec.add_dependency "av", '~> 0.10'
 end