diff --git a/Gemfile.lock b/Gemfile.lock
index de97e08..094a372 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -63,7 +63,8 @@ GEM
     hirb (0.7.3)
     httparty (0.14.0)
       multi_xml (>= 0.5.2)
-    i18n (0.7.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     interactive_editor (0.0.10)
       spoon (>= 0.0.1)
     jbuilder (2.6.0)