diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
index 739ffd9583..6556e4f144 100644
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -246,7 +246,7 @@ GEM
     thread_safe (0.3.6)
     typhoeus (1.3.1)
       ethon (>= 0.9.0)
-    tzinfo (1.2.6)
+    tzinfo (1.2.7)
       thread_safe (~> 0.1)
     unicode-display_width (1.7.0)
     yell (2.2.2)