diff --git a/Gemfile b/Gemfile
index a02d6e94..274f94d0 100644
--- a/Gemfile
+++ b/Gemfile
@@ -13,6 +13,4 @@ gem "creole", "~>0.5.0"
 gem "wikicloth", "=0.8.3"
 gem "twitter-text", "~> 1.14"
 gem "asciidoctor", "~> 2.0.26"
-gem "rake"
 gem "rexml"
-gem "nokogiri", "~> 1.19"
diff --git a/Gemfile.lock b/Gemfile.lock
index 2c39c2ab..d0c252f3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -126,10 +126,10 @@ DEPENDENCIES
   html-pipeline (~> 1.0)
   kramdown
   minitest (~> 5.4, >= 5.4.3)
-  nokogiri (~> 1.19)
+  nokogiri (~> 1.19.2)
   nokogiri-diff (~> 0.3.0)
   org-ruby (= 0.9.12)
-  rake
+  rake (~> 13)
   rdoc (~> 6.13.1)
   redcarpet
   rexml