diff --git a/Gemfile.lock b/Gemfile.lock
index 79b8363..58bfd1b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -107,7 +107,7 @@ GEM
     thread_safe (0.3.6)
     time_difference (0.7.0)
       activesupport (~> 5.1)
-    tzinfo (1.2.5)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     unicode-display_width (1.4.1)