diff --git a/Gemfile.lock b/Gemfile.lock
index 2d68ef6..7b125b1 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -126,7 +126,7 @@ GEM
     thor (0.19.1)
     thread_safe (0.3.6)
     tilt (2.0.1)
-    tzinfo (1.2.7)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     uglifier (2.7.2)
       execjs (>= 0.3.0)