diff --git a/Rakefile b/Rakefile
index d9e9e7ac6ea..707ecdd97aa 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,3 +1,6 @@
+load 'yasslab/Rakefile'
+return
+
 # frozen_string_literal: true
 
 require "net/http"
@@ -70,5 +73,3 @@ task :publish_docs do
     puts response.body
   end
 end
-
-load 'yasslab/Rakefile'
diff --git a/yasslab/Rakefile b/yasslab/Rakefile
index 3eb964cece1..a96d3e90aae 100644
--- a/yasslab/Rakefile
+++ b/yasslab/Rakefile
@@ -21,15 +21,19 @@ end
 # cf. http://joenyland.me/blog/how_to_test_a_jekyll_site/
 require 'html-proofer'
 task test: [:build] do
-  HTML::Proofer.new('./_site', {
-                      check_opengraph: true,
-                      check_favicon: true,
-                      check_html: true,
-                      disable_external: true,
-                      file_ignore: %w(),
-                      url_ignore:  %w(),
-                      http_status_ignore: [0, 500, 999],
-                    }).run
+  HTMLProofer.check_directory('./_site', {
+                                allow_hash_href:  true,
+                                check_opengraph:  true,
+                                check_favicon:    true,
+                                check_html:       true,
+                                disable_external: true,
+                                file_ignore: [
+                                  /._._release_notes\.html/,
+                                  "./_site/humanx.txt"
+                                ],
+                                url_ignore:  %w(),
+                                http_status_ignore: [0, 500, 999],
+                              }).run
 end
 
 task build: [:clean] do