diff --git a/Gemfile.lock b/Gemfile.lock
index 751d4a0..9422ec3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -21,8 +21,8 @@ GEM
       tzinfo (~> 2.0)
     addressable (2.8.0)
       public_suffix (>= 2.0.2, < 5.0)
-    autoprefixer-rails (9.7.6)
-      execjs
+    autoprefixer-rails (10.4.7.0)
+      execjs (~> 2)
     bootstrap (4.4.1)
       autoprefixer-rails (>= 9.1.0)
       popper_js (>= 1.14.3, < 2)
@@ -36,13 +36,13 @@ GEM
       http_parser.rb (~> 0.6.0)
     erubi (1.11.0)
     eventmachine (1.2.7)
-    execjs (2.7.0)
+    execjs (2.8.1)
     ffi (1.15.5)
     forwardable-extended (2.6.0)
     http_parser.rb (0.6.0)
     i18n (1.12.0)
       concurrent-ruby (~> 1.0)
-    jekyll (4.0.0)
+    jekyll (4.0.1)
       addressable (~> 2.4)
       colorator (~> 1.0)
       em-websocket (~> 0.5)
@@ -59,7 +59,7 @@ GEM
       terminal-table (~> 1.8)
     jekyll-archives (2.2.1)
       jekyll (>= 3.6, < 5.0)
-    jekyll-feed (0.13.0)
+    jekyll-feed (0.17.0)
       jekyll (>= 3.7, < 5.0)
     jekyll-figure (0.1.0)
     jekyll-paginate (1.1.0)
@@ -76,17 +76,17 @@ GEM
     kramdown-parser-gfm (1.1.0)
       kramdown (~> 2.0)
     liquid (4.0.3)
-    listen (3.2.1)
+    listen (3.7.1)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
-    loofah (2.18.0)
+    loofah (2.19.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mercenary (0.3.6)
     method_source (1.0.0)
     mini_portile2 (2.8.0)
     minitest (5.16.3)
-    nokogiri (1.13.8)
+    nokogiri (1.13.9)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     pathutil (0.16.2)
@@ -114,7 +114,7 @@ GEM
     rb-inotify (0.10.1)
       ffi (~> 1.0)
     rexml (3.2.4)
-    rouge (3.17.0)
+    rouge (3.30.0)
     safe_yaml (1.0.5)
     sassc (2.4.0)
       ffi (~> 1.9)