diff --git a/Gemfile.lock b/Gemfile.lock
index c43c473..c1b3391 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -73,7 +73,7 @@ GEM
       rspec-support (~> 3.9.0)
     rspec-support (3.9.2)
     thread_safe (0.3.6)
-    tzinfo (1.2.6)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     xml-sitemap (1.3.3)
       builder (>= 2.0)