diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
index df31f17..53a015f 100644
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -226,7 +226,7 @@ GEM
     thread_safe (0.3.6)
     typhoeus (0.8.0)
       ethon (>= 0.8.0)
-    tzinfo (1.2.4)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     unicode-display_width (1.3.0)