diff --git a/Gemfile.lock b/Gemfile.lock
index 96d5cc4af..78575bdcb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -237,6 +237,7 @@ GEM
     metaclass (0.0.1)
     method_source (0.8.1)
     mime-types (1.21)
+    minitest (4.3.3)
     mixlib-authentication (1.3.0)
       mixlib-log
     mixlib-cli (1.3.0)
@@ -480,6 +481,7 @@ DEPENDENCIES
   jshint_on_rails
   librarian (>= 0.0.25)
   message_bus!
+  minitest
   mocha
   multi_json
   mustache