diff --git a/Gemfile.lock b/Gemfile.lock
index 64ca0bc..7b7b0a9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -107,7 +107,7 @@ GEM
       simplecov-html (~> 0.10.0)
     simplecov-html (0.10.2)
     thread_safe (0.3.6)
-    tzinfo (1.2.7)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     unicode-display_width (1.4.1)
     virtus (1.0.5)