diff --git a/Gemfile b/Gemfile
index da857867..cf667c16 100644
--- a/Gemfile
+++ b/Gemfile
@@ -22,5 +22,5 @@ gem 'minitest', '~> 5.0'
 gem 'minitest-reporters', '~> 1.1'
 gem 'pry'
 gem 'rake', '~> 13.0'
-gem 'rubocop', '1.77.0'
+gem 'rubocop', '1.78.0'
 gem 'yard', '~> 0.9.11'