diff --git a/jekyll/Gemfile.lock b/jekyll/Gemfile.lock
index 6e5e37ac..5b396c05 100644
--- a/jekyll/Gemfile.lock
+++ b/jekyll/Gemfile.lock
@@ -251,7 +251,7 @@ GEM
     thread_safe (0.3.6)
     typhoeus (1.3.1)
       ethon (>= 0.9.0)
-    tzinfo (1.2.6)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     tzinfo-data (1.2019.3)
       tzinfo (>= 1.0.0)