diff --git a/.ruby-version b/.ruby-version
index 338a5b5d..37c2961c 100644
--- a/.ruby-version
+++ b/.ruby-version
@@ -1 +1 @@
-2.6.6
+2.7.2
diff --git a/Gemfile b/Gemfile
index 0c14f558..5832ca3f 100644
--- a/Gemfile
+++ b/Gemfile
@@ -1,5 +1,5 @@
 source 'https://rubygems.org'
-ruby "~> 2.6"
+ruby "~> 2.7"
 
 # Server
 gem 'rails'
diff --git a/Gemfile.lock b/Gemfile.lock
index ac6eacd8..e2d59d60 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -1623,7 +1623,7 @@ DEPENDENCIES
   webpacker
 
 RUBY VERSION
-   ruby 2.6.3p62
+   ruby 2.7.2p137
 
 BUNDLED WITH
    2.1.4