Gemfile.lock in css_sprite-2.2.0 vs Gemfile.lock in css_sprite-2.3.0

@@ -1,13 +1,10 @@
 PATH
   remote: .
   specs:
     css_sprite (2.2.0)
       mini_magick
-      mocha
-      rake
-      rspec
 
 GEM
   remote: https://rubygems.org/
   specs:
     colorize (0.5.8)
@@ -47,5 +44,8 @@
   ruby
 
 DEPENDENCIES
   coveralls
   css_sprite!
+  mocha
+  rake
+  rspec