diff --git a/Gemfile.lock b/Gemfile.lock
index f58f49cf..243613cc 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -394,7 +394,7 @@ GEM
     turnout (2.1.0)
       rack (~> 1.3)
       rack-accept (~> 0.4)
-    tzinfo (1.2.5)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     uglifier (2.7.2)
       execjs (>= 0.3.0)