diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
index f49b797b..7a170268 100644
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -20,11 +20,11 @@ GEM
     hacker (0.0.1)
     html-pipeline (2.7.1)
       activesupport (>= 2)
-      nokogiri (>= 1.4)
+      nokogiri (>= 1.8.5)
     http_parser.rb (0.6.0)
     i18n (0.9.1)
       concurrent-ruby (~> 1.0)
-    jekyll (3.7.0)
+    jekyll (3.7.4)
       addressable (~> 2.4)
       colorator (~> 1.0)
       em-websocket (~> 0.5)
@@ -71,7 +71,7 @@ GEM
     public_suffix (3.0.1)
     rb-fsevent (0.10.2)
     rb-inotify (0.9.10)
-      ffi (>= 0.5.0, < 2)
+      ffi (>= 1.9.24, < 2)
     rouge (3.1.0)
     ruby_dep (1.5.0)
     safe_yaml (1.0.4)