diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
index 2159f9d34e79005f1ae5292b5f828074b38f096e..c975ce3f8a2f35aff92877e3efcb58ab49a950c6 100644
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -227,7 +227,7 @@ GEM
       jekyll-seo-tag (~> 2.1)
     minitest (5.14.4)
     multipart-post (2.1.1)
-    nokogiri (1.13.3-x86_64-linux)
+    nokogiri (1.13.4-x86_64-linux)
       racc (~> 1.4)
     nokogumbo (2.0.5)
       nokogiri (~> 1.8, >= 1.8.4)