diff --git a/Gemfile.lock b/Gemfile.lock
index 60c407d..65b4def 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -46,13 +46,15 @@ GEM
     coffee-script-source (1.2.0)
     commonjs (0.2.0)
       therubyracer (~> 0.9.9)
+    concurrent-ruby (1.1.10)
     erubis (2.7.0)
     execjs (1.3.0)
       multi_json (~> 1.0)
     gmetric (0.1.3)
     highline (1.6.11)
     hike (1.2.1)
-    i18n (0.6.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     journey (1.0.3)
     jquery-rails (2.0.1)
       railties (>= 3.2.0, < 5.0)