diff --git a/checkout-after/Gemfile.lock b/checkout-after/Gemfile.lock
index 3f1cf85..42fa328 100644
--- a/checkout-after/Gemfile.lock
+++ b/checkout-after/Gemfile.lock
@@ -39,6 +39,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.3.3)
+    concurrent-ruby (1.1.5)
     erubis (2.7.0)
     execjs (1.4.0)
       multi_json (~> 1.0)
@@ -53,7 +54,8 @@ GEM
       thor
     haml (3.1.6)
     hike (1.2.1)
-    i18n (0.6.0)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     jasminerice (0.0.9)
       coffee-rails
       haml