diff --git a/Gemfile.lock b/Gemfile.lock
index 924eb96b..a59eb418 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -138,7 +138,7 @@ GEM
     terminal-table (1.8.0)
       unicode-display_width (~> 1.1, >= 1.1.1)
     thread_safe (0.3.6)
-    tzinfo (1.2.7)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     uglifier (4.2.0)
       execjs (>= 0.3.0, < 3)