diff --git a/Gemfile.lock b/Gemfile.lock
index 54fb137..30c99ee 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -115,7 +115,7 @@ GEM
     thor (1.0.1)
     thread_safe (0.3.6)
     tilt (1.4.1)
-    tzinfo (1.2.7)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     uber (0.0.15)
     uglifier (2.7.2)