diff --git a/Gemfile.lock b/Gemfile.lock
index 52951a7..12c5df8 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -35,7 +35,7 @@ GEM
     rspec-support (3.7.1)
     safe_yaml (1.0.4)
     thread_safe (0.3.6)
-    tzinfo (1.2.4)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     webmock (3.0.1)
       addressable (>= 2.3.6)