diff --git a/Gemfile b/Gemfile
index bdcd34e1..7ad2fe9e 100644
--- a/Gemfile
+++ b/Gemfile
@@ -46,7 +46,7 @@ group :development, :test do
   gem 'html-proofer', '~> 5.0'
   gem 'jshint-rb', '~> 1.1', require: false
   gem 'parallel', '~> 1.27'
-  gem 'rubocop', '~> 1.77', require: false
+  gem 'rubocop', '~> 1.78', require: false
   gem 'rubocop-performance', '~> 1.25', require: false
   gem 'scss_lint', '~> 0.60', require: false
 
diff --git a/Gemfile.lock b/Gemfile.lock
index 1f77af38..c3077c8c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -195,7 +195,7 @@ GEM
     replace_regex (0.1.0)
     rexml (3.4.1)
     rouge (4.5.1)
-    rubocop (1.77.0)
+    rubocop (1.78.0)
       json (~> 2.3)
       language_server-protocol (~> 3.17.0.2)
       lint_roller (~> 1.1.0)
@@ -283,7 +283,7 @@ DEPENDENCIES
   parallel (~> 1.27)
   rake (~> 13.3)
   replace_regex (~> 0.1)
-  rubocop (~> 1.77)
+  rubocop (~> 1.78)
   rubocop-performance (~> 1.25)
   scss_lint (~> 0.60)
   tzinfo-data