diff --git a/Gemfile b/Gemfile
index 4678583f7..43198df81 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,6 +1,6 @@
 source 'https://rubygems.org'
 
-gem 'jekyll', '3.4.5'
+gem 'jekyll', '3.6.3'
 
 group :jekyll_plugins do
     gem 'jekyll-seo-tag'
diff --git a/Gemfile.lock b/Gemfile.lock
index defd10edf..77cf56c9c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -13,7 +13,7 @@ GEM
     concurrent-ruby (1.1.6)
     ethon (0.12.0)
       ffi (>= 1.3.0)
-    ffi (1.11.1)
+    ffi (1.13.1)
     forwardable-extended (2.6.0)
     gemoji (3.0.1)
     html-pipeline (2.12.0)
@@ -29,16 +29,16 @@ GEM
       yell (~> 2.0)
     i18n (1.8.2)
       concurrent-ruby (~> 1.0)
-    jekyll (3.4.5)
+    jekyll (3.6.3)
       addressable (~> 2.4)
       colorator (~> 1.0)
       jekyll-sass-converter (~> 1.0)
       jekyll-watch (~> 1.1)
-      kramdown (~> 1.3)
-      liquid (~> 3.0)
+      kramdown (~> 1.14)
+      liquid (~> 4.0)
       mercenary (~> 0.3.3)
       pathutil (~> 0.9)
-      rouge (~> 1.7)
+      rouge (>= 1.7, < 3)
       safe_yaml (~> 1.0)
     jekyll-redirect-from (0.15.0)
       jekyll (>= 3.3, < 5.0)
@@ -57,8 +57,8 @@ GEM
       html-pipeline (~> 2.2)
       jekyll (>= 3.0, < 5.0)
     kramdown (1.17.0)
-    liquid (3.0.6)
-    listen (3.2.0)
+    liquid (4.0.3)
+    listen (3.3.3)
       rb-fsevent (~> 0.10, >= 0.10.3)
       rb-inotify (~> 0.9, >= 0.9.10)
     mercenary (0.3.6)
@@ -69,15 +69,15 @@ GEM
     parallel (1.18.0)
     pathutil (0.16.2)
       forwardable-extended (~> 2.6)
-    public_suffix (4.0.1)
+    public_suffix (4.0.6)
     rainbow (3.0.0)
     rake (10.5.0)
     rake-jekyll (1.1.0)
       rake (~> 10.0)
-    rb-fsevent (0.10.3)
-    rb-inotify (0.10.0)
+    rb-fsevent (0.10.4)
+    rb-inotify (0.10.1)
       ffi (~> 1.0)
-    rouge (1.11.1)
+    rouge (2.2.1)
     safe_yaml (1.0.5)
     sass (3.7.4)
       sass-listen (~> 4.0.0)
@@ -97,7 +97,7 @@ PLATFORMS
 
 DEPENDENCIES
   html-proofer
-  jekyll (= 3.4.5)
+  jekyll (= 3.6.3)
   jekyll-redirect-from
   jekyll-seo-tag
   jekyll-sitemap