diff --git a/Gemfile b/Gemfile
index e3b016e..8a3ac00 100644
--- a/Gemfile
+++ b/Gemfile
@@ -67,5 +67,5 @@ group :test do
   # Use system testing [https://guides.rubyonrails.org/testing.html#system-testing]
   gem "capybara"
   gem "selenium-webdriver"
-  gem "minitest", "~> 5.27"
+  gem "minitest", "~> 6.0"
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index b6757f7..f4cfb5a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -166,7 +166,9 @@ GEM
     marcel (1.1.0)
     matrix (0.4.3)
     mini_mime (1.1.5)
-    minitest (5.27.0)
+    minitest (6.0.2)
+      drb (~> 2.0)
+      prism (~> 1.5)
     msgpack (1.8.0)
     net-imap (0.6.2)
       date
@@ -400,7 +402,7 @@ DEPENDENCIES
   importmap-rails
   jbuilder
   kamal
-  minitest (~> 5.27)
+  minitest (~> 6.0)
   propshaft
   puma (>= 5.0)
   rails (~> 8.0.4)