Gemfile.lock in autoprefixer-rails-0.4.20130530 vs Gemfile.lock in autoprefixer-rails-0.4.20130603

@@ -1,9 +1,9 @@
 PATH
   remote: .
   specs:
-    autoprefixer-rails (0.4.20130530)
+    autoprefixer-rails (0.4.20130603)
       execjs
 
 GEM
   remote: https://rubygems.org/
   specs:
@@ -47,10 +47,10 @@
     libv8 (3.11.8.17)
     mail (2.5.4)
       mime-types (~> 1.16)
       treetop (~> 1.4.8)
     mime-types (1.23)
-    multi_json (1.7.4)
+    multi_json (1.7.5)
     polyglot (0.3.3)
     rack (1.4.5)
     rack-cache (1.2)
       rack (>= 0.4)
     rack-ssl (1.3.3)