diff --git a/Gemfile b/Gemfile
index a6006a0..205660c 100644
--- a/Gemfile
+++ b/Gemfile
@@ -16,5 +16,5 @@ end
 group :development do
   gem 'pry', '~> 0.16.0'
   gem 'pry-byebug', '~> 3.12.0'
-  gem 'rdoc', '~> 7.1.0'
+  gem 'rdoc', '~> 7.2.0'
 end