diff --git a/Gemfile.lock b/Gemfile.lock
index 92400ab..4f3bb60 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -183,7 +183,7 @@ GEM
     thread_safe (0.3.6)
     thread_safe (0.3.6-java)
     tilt (2.0.9)
-    tzinfo (1.2.5)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     tzinfo-data (1.2019.2)
       tzinfo (>= 1.0.0)