diff --git a/Gemfile.lock b/Gemfile.lock
index ab9890a..40d4592 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -68,6 +68,7 @@ GEM
       chunky_png (~> 1.2)
       fssm (>= 0.2.7)
       sass (~> 3.1)
+    concurrent-ruby (1.1.5)
     daemons (1.1.4)
     database_cleaner (0.6.7)
     delayed_job (2.1.4)
@@ -106,7 +107,8 @@ GEM
     hashie (1.1.0)
     highline (1.6.5)
     hike (1.2.1)
-    i18n (0.6.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     jquery-rails (1.0.14)
       railties (~> 3.0)
       thor (~> 0.14)