diff --git a/Gemfile.lock b/Gemfile.lock
index 4943078..22b7cb3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -128,7 +128,7 @@ GEM
     thor (0.20.0)
     thread_safe (0.3.6)
     tilt (2.0.8)
-    tzinfo (1.2.5)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     unf (0.1.4)
       unf_ext