diff --git a/Gemfile.lock b/Gemfile.lock
index 96e7560..f48f8e8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -51,6 +51,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.4.0)
+    concurrent-ruby (1.1.10)
     country-select (1.1.1)
     crack (0.3.1)
     cucumber (0.10.7)
@@ -84,7 +85,8 @@ GEM
     has_scope (0.5.1)
     hashie (1.2.0)
     hike (1.2.1)
-    i18n (0.6.1)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     icalendar (1.2.1)
     inherited_resources (1.3.1)
       has_scope (~> 0.5.0)