diff --git a/Gemfile.lock b/Gemfile.lock
index 97be730..907b7b5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -81,7 +81,7 @@ GEM
     rspec-support (3.8.0)
     thor (0.20.3)
     thread_safe (0.3.6)
-    tzinfo (1.2.5)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
 
 PLATFORMS