diff --git a/Gemfile.lock b/Gemfile.lock
index b354db6..0ba32be 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1,11 +1,11 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    addressable (2.7.0)
-      public_suffix (>= 2.0.2, < 5.0)
-    algolia_html_extractor (2.6.2)
+    addressable (2.8.1)
+      public_suffix (>= 2.0.2, < 6.0)
+    algolia_html_extractor (2.6.4)
       json (~> 2.0)
-      nokogiri (~> 1.10.4)
+      nokogiri (~> 1.10)
     algoliasearch (1.27.1)
       httpclient (~> 2.8, >= 2.8.3)
       json (>= 1.5.1)
@@ -38,7 +38,7 @@ GEM
       image_optim (~> 0.19)
     image_size (2.0.2)
     in_threads (1.5.3)
-    jekyll (4.0.0)
+    jekyll (4.0.1)
       addressable (~> 2.4)
       colorator (~> 1.0)
       em-websocket (~> 0.5)
@@ -53,7 +53,7 @@ GEM
       rouge (~> 3.0)
       safe_yaml (~> 1.0)
       terminal-table (~> 1.8)
-    jekyll-algolia (1.6.0)
+    jekyll-algolia (1.7.1)
       algolia_html_extractor (~> 2.6)
       algoliasearch (~> 1.26)
       filesize (~> 0.1)
@@ -75,8 +75,8 @@ GEM
     jekyll-paginate-v2 (1.5.2)
     jekyll-sass-converter (2.0.1)
       sassc (> 2.0.1, < 3.0)
-    jekyll-seo-tag (2.6.1)
-      jekyll (>= 3.3, < 5.0)
+    jekyll-seo-tag (2.8.0)
+      jekyll (>= 3.8, < 5.0)
     jekyll-sitemap (1.4.0)
       jekyll (>= 3.7, < 5.0)
     jekyll-target-blank (2.0.0)
@@ -87,7 +87,7 @@ GEM
     jgd (1.12)
       jekyll (>= 1.5.1)
       trollop (= 2.9.9)
-    json (2.3.0)
+    json (2.6.2)
     json-minify (0.0.3)
       json (> 0)
     kramdown (2.1.0)
@@ -99,20 +99,22 @@ GEM
     liquid_reading_time (1.1.3)
       liquid (>= 2.6, < 5.0)
       nokogiri (~> 1.6)
-    listen (3.2.1)
+    listen (3.7.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.3.6)
-    mini_portile2 (2.4.0)
-    nokogiri (1.10.7)
-      mini_portile2 (~> 2.4.0)
+    mini_portile2 (2.8.0)
+    nokogiri (1.13.9)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
     progress (3.5.2)
     progressbar (1.10.1)
     public_suffix (4.0.1)
+    racc (1.6.0)
     rb-fsevent (0.10.3)
-    rb-inotify (0.10.0)
+    rb-inotify (0.10.1)
       ffi (~> 1.0)
     rouge (3.14.0)
     safe_yaml (1.0.5)