diff --git a/Gemfile.lock b/Gemfile.lock
index d10c3b3..9bdcff9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -308,7 +308,7 @@ GEM
     tilt (2.0.10)
     tins (1.29.1)
       sync
-    tzinfo (1.2.9)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     uglifier (4.2.0)
       execjs (>= 0.3.0, < 3)