diff --git a/Gemfile.lock b/Gemfile.lock
index af4ae4c..6a65ff4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -39,6 +39,7 @@ GEM
       execjs
     coffee-script-source (1.3.1)
     commonjs (0.2.6)
+    concurrent-ruby (1.1.5)
     daemons (1.1.8)
     database_cleaner (0.9.1)
     devise (2.1.2)
@@ -65,7 +66,8 @@ GEM
       multi_json
       multi_xml
     httpauth (0.1)
-    i18n (0.6.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     journey (1.0.3)
     jquery-rails (2.0.2)
       railties (>= 3.2.0, < 5.0)