diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
index 38b49dd..cd1c872 100644
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -204,7 +204,7 @@ GEM
       jekyll-seo-tag (~> 2.1)
     minitest (5.14.1)
     multipart-post (2.1.1)
-    nokogiri (1.10.7)
+    nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
     octokit (4.14.0)
       sawyer (~> 0.8.0, >= 0.5.3)