diff --git a/Gemfile b/Gemfile
index e29e26cdc833e..bc62f9cb9c8c1 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,13 +1,13 @@
 source "https://rubygems.org"
 
-gem "jekyll", "3.2.1"
+gem "jekyll", "3.9.0"
 gem "jekyll-sass-converter", "1.3.0"
 gem "minima", "1.1.0"
-gem "kramdown", "1.11.1"
+gem "kramdown", "2.3.0"
 gem "liquid", "3.0.6"
 gem "rouge", "1.11.1"
-gem "jemoji", "0.7.0"
-gem "jekyll-mentions", "1.2.0"
+gem "jemoji", "0.10.0"
+gem "jekyll-mentions", "1.4.0"
 gem "jekyll-redirect-from", "0.11.0"
 gem "jekyll-sitemap", "0.10.0"
 gem "jekyll-feed", "0.5.1"
@@ -17,4 +17,4 @@ gem "jekyll-coffeescript", "1.0.1"
 gem "jekyll-seo-tag", "2.0.0"
 gem "jekyll-github-metadata", "2.0.2"
 gem "listen", "3.0.6"
-gem "activesupport", "4.2.7"
+gem "activesupport", "6.1.7.3"