diff --git a/Gemfile b/Gemfile
index 922b617e72ad5b1ba30957e5af237a57e873cf8b..dc7b60dd3803ca805e9d752caa80a0944fcebb50 100644
--- a/Gemfile
+++ b/Gemfile
@@ -114,6 +114,7 @@ gem 'settingslogic'
 
 # Misc
 gem "foreman"
+gem 'version_sorter'
 
 # Cache
 gem "redis-rails"
diff --git a/Gemfile.lock b/Gemfile.lock
index 70cb8b9ec4ca6f41cc8381439f2d1c6e076d3637..709f57119165108a74f73272c245fa130ff95390 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -537,6 +537,7 @@ GEM
       raindrops (~> 0.7)
     unicorn-worker-killer (0.4.2)
       unicorn (~> 4)
+    version_sorter (1.1.0)
     virtus (1.0.1)
       axiom-types (~> 0.0.5)
       coercible (~> 1.0)
@@ -662,4 +663,5 @@ DEPENDENCIES
   underscore-rails (~> 1.4.4)
   unicorn (~> 4.6.3)
   unicorn-worker-killer
+  version_sorter
   webmock