diff --git a/Gemfile.lock b/Gemfile.lock
index 1b44ac6..efde8cd 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -58,6 +58,7 @@ GEM
       coffee-script-source
       execjs
     coffee-script-source (1.6.3)
+    concurrent-ruby (1.1.5)
     daemons (1.1.9)
     dalli (2.6.4)
     database_cleaner (1.2.0)
@@ -94,7 +95,8 @@ GEM
     formatador (0.2.4)
     gmaps4rails (2.1.0)
     hike (1.2.3)
-    i18n (0.6.5)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
     journey (1.0.4)
     jquery-rails (3.0.4)
       railties (>= 3.0, < 5.0)