diff --git a/Gemfile.lock b/Gemfile.lock
index 761da98..b507073 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -16,7 +16,9 @@ GEM
     activesupport (3.1.0)
       multi_json (~> 1.0)
     builder (3.0.0)
-    i18n (0.6.0)
+    concurrent-ruby (1.1.10)
+    i18n (1.10.0)
+      concurrent-ruby (~> 1.0)
     json (1.5.4)
     mime-types (1.16)
     multi_json (1.0.3)