diff --git a/.ruby-version b/.ruby-version
index a04abec91494..1f7da99d4e17 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.6.10
+2.7.7
diff --git a/Gemfile b/Gemfile
index a41eb655531e..004c5a2348c5 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,5 +1,5 @@
 source "https://rubygems.org/"
-ruby "2.6.10"
+ruby "2.7.7"
 
 group :jekyll_plugins do
   gem "github-pages"
diff --git a/Gemfile.lock b/Gemfile.lock
index ec7ba8349c47..1f590b305549 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -271,7 +271,7 @@ DEPENDENCIES
   jekyll-paginate-v2
 
 RUBY VERSION
-   ruby 2.6.10p210
+   ruby 2.7.7p221
 
 BUNDLED WITH
    1.17.2