diff --git a/jekyll-admin.gemspec b/jekyll-admin.gemspec
index 6ca4a59d..f2f38817 100644
--- a/jekyll-admin.gemspec
+++ b/jekyll-admin.gemspec
@@ -20,7 +20,7 @@ Gem::Specification.new do |spec|
   spec.files         = Dir.glob("lib/**/*").concat(%w(LICENSE README.md))
   spec.require_paths = ["lib"]
 
-  spec.required_ruby_version     = ">= 2.3.0"
+  spec.required_ruby_version     = ">= 2.7.0"
   spec.required_rubygems_version = ">= 2.7.0"
 
   spec.add_dependency "jekyll", ">= 3.7", "< 5.0"