diff --git a/Gemfile.lock b/Gemfile.lock
index 54316f8..d51e590 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -68,7 +68,7 @@ GEM
     slop (3.6.0)
     thread_safe (0.3.6)
     tilt (1.4.1)
-    tzinfo (1.2.5)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     webmock (2.1.0)
       addressable (>= 2.3.6)