diff --git a/Gemfile.lock b/Gemfile.lock
index 27780ba..2842df3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -105,7 +105,7 @@ GEM
     tilt (2.0.7)
     timers (4.1.2)
       hitimes
-    tzinfo (1.2.7)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     vcr (3.0.3)
     webmock (3.0.1)