diff --git a/Gemfile.lock b/Gemfile.lock
index 91bd543..880a67b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -255,7 +255,7 @@ GEM
     thread_safe (0.3.6)
     tilt (2.0.8)
     transproc (1.0.2)
-    tzinfo (1.2.4)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     uglifier (3.2.0)
       execjs (>= 0.3.0, < 3)