diff --git a/Gemfile.lock b/Gemfile.lock
index fd57f54..57455c6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -220,7 +220,7 @@ GEM
     thor (0.20.3)
     thread_safe (0.3.6)
     tilt (2.0.9)
-    tzinfo (1.2.5)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     warden (1.2.8)
       rack (>= 2.0.6)