diff --git a/backstage/Gemfile.lock b/backstage/Gemfile.lock
index c35522d..0944441 100644
--- a/backstage/Gemfile.lock
+++ b/backstage/Gemfile.lock
@@ -298,7 +298,7 @@ GEM
       actionpack (>= 3.1)
       jquery-rails
       railties (>= 3.1)
-    tzinfo (1.2.9)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     uglifier (4.2.0)
       execjs (>= 0.3.0, < 3)