Gemfile.lock in mathy-0.0.1 vs Gemfile.lock in mathy-0.0.2

@@ -4,14 +4,16 @@
     mathy (0.0.1)
 
 GEM
   remote: https://rubygems.org/
   specs:
+    minitest (4.7.5)
     rake (10.1.0)
 
 PLATFORMS
   ruby
 
 DEPENDENCIES
   bundler (~> 1.6)
   mathy!
+  minitest
   rake