diff --git a/Gemfile.lock b/Gemfile.lock
index 68b8eec..2ec4cae 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -14,8 +14,10 @@ GEM
       i18n (~> 0.6, >= 0.6.4)
       multi_json (~> 1.0)
     builder (3.0.4)
+    concurrent-ruby (1.1.6)
     diff-lcs (1.2.4)
-    i18n (0.6.5)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     multi_json (1.7.9)
     rake (10.1.0)
     rspec (2.14.1)