diff --git a/Gemfile.lock b/Gemfile.lock
index f372543..f5a0b53 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -47,6 +47,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.6.3)
+    concurrent-ruby (1.1.10)
     devise (3.0.2)
       bcrypt-ruby (~> 3.0)
       orm_adapter (~> 0.1)
@@ -58,7 +59,8 @@ GEM
       multi_json (~> 1.0)
     ffi (1.9.0)
     hike (1.2.3)
-    i18n (0.6.4)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     journey (1.0.4)
     jquery-rails (3.0.4)
       railties (>= 3.0, < 5.0)