diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
index 5a61121..5f1e689 100644
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -28,7 +28,6 @@ GEM
       multipart-post (>= 1.2, < 3)
       ruby2_keywords
     ffi (1.13.1)
-    ffi (1.13.1-x64-mingw32)
     forwardable-extended (2.6.0)
     gemoji (3.0.1)
     github-pages (209)
@@ -209,11 +208,9 @@ GEM
       jekyll-seo-tag (~> 2.1)
     multi_json (1.15.0)
     multipart-post (2.1.1)
-    nokogiri (1.13.6)
+    nokogiri (1.13.9)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
-    nokogiri (1.13.6-x64-mingw32)
-      racc (~> 1.4)
     octokit (4.19.0)
       faraday (>= 0.9)
       sawyer (~> 0.8.0, >= 0.5.3)
@@ -252,7 +249,6 @@ GEM
     unf (0.1.4)
       unf_ext
     unf_ext (0.0.7.7)
-    unf_ext (0.0.7.7-x64-mingw32)
     unicode-display_width (1.7.0)
 
 PLATFORMS