diff --git a/Gemfile.lock b/Gemfile.lock
index a3f739b..59a3ce9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,7 +1,7 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (6.0.6)
+    activesupport (6.0.6.1)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 0.7, < 2)
       minitest (~> 5.1)
@@ -15,7 +15,7 @@ GEM
     coffee-script-source (1.11.1)
     colorator (1.1.0)
     commonmarker (0.23.6)
-    concurrent-ruby (1.1.10)
+    concurrent-ruby (1.2.0)
     dnsruby (1.61.9)
       simpleidn (~> 0.1)
     em-websocket (0.5.3)
@@ -23,12 +23,14 @@ GEM
       http_parser.rb (~> 0)
     ethon (0.16.0)
       ffi (>= 1.15.0)
+    eventmachine (1.2.7)
     eventmachine (1.2.7-x64-mingw32)
     execjs (2.8.1)
     faraday (2.6.0)
       faraday-net_http (>= 2.0, < 3.1)
       ruby2_keywords (>= 0.0.4)
     faraday-net_http (3.0.1)
+    ffi (1.15.5)
     ffi (1.15.5-x64-mingw32)
     forwardable-extended (2.6.0)
     gemoji (3.0.1)
@@ -210,9 +212,11 @@ GEM
       jekyll (>= 3.5, < 5.0)
       jekyll-feed (~> 0.9)
       jekyll-seo-tag (~> 2.1)
-    minitest (5.16.3)
+    minitest (5.17.0)
     nokogiri (1.13.9-x64-mingw32)
       racc (~> 1.4)
+    nokogiri (1.13.9-x86_64-linux)
+      racc (~> 1.4)
     octokit (4.25.1)
       faraday (>= 1, < 3)
       sawyer (~> 0.9)
@@ -249,16 +253,16 @@ GEM
       tzinfo (>= 1.0.0)
     unf (0.1.4)
       unf_ext
+    unf_ext (0.0.8.2)
     unf_ext (0.0.8.2-x64-mingw32)
     unicode-display_width (1.8.0)
     wdm (0.1.1)
     webrick (1.7.0)
-
-    zeitwerk (2.6.5)
-
+    zeitwerk (2.6.6)
 
 PLATFORMS
   x64-mingw32
+  x86_64-linux
 
 DEPENDENCIES
   github-pages
@@ -267,7 +271,6 @@ DEPENDENCIES
   tzinfo (~> 1.2)
   tzinfo-data
   wdm (~> 0.1.1)
-
   webrick (~> 1.7)