diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
index 5f8fdd89a8..9f3da3cca1 100644
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -245,7 +245,7 @@ GEM
     thread_safe (0.3.6)
     typhoeus (1.3.1)
       ethon (>= 0.9.0)
-    tzinfo (1.2.5)
+    tzinfo (1.2.6)
       thread_safe (~> 0.1)
     unicode-display_width (1.6.0)
     yell (2.2.0)