diff --git a/Gemfile.lock b/Gemfile.lock
index ec92be4..62a5d70 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,4 +1,5 @@
 GEM
+  remote: https://rubygems.org/
   specs:
     activesupport (5.2.2.1)
       concurrent-ruby (~> 1.0, >= 1.0.2)
@@ -40,7 +41,7 @@ GEM
       mime-types (>= 1.16, < 4.0)
       netrc (~> 0.8)
     thread_safe (0.3.6)
-    tzinfo (1.2.5)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     unf (0.1.4)
       unf_ext