diff --git a/site/Gemfile.lock b/site/Gemfile.lock
index 2ff8b24..17166fd 100644
--- a/site/Gemfile.lock
+++ b/site/Gemfile.lock
@@ -49,7 +49,7 @@ GEM
       jekyll (~> 3.5)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
-    nokogiri (1.10.2)
+    nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)