diff --git a/Gemfile b/Gemfile
index 5ea46fb..f7bf330 100644
--- a/Gemfile
+++ b/Gemfile
@@ -75,5 +75,5 @@ group :test do
 
   # Pin minitest to < 6 due to Rails 8.1.1 incompatibility
   # https://github.com/rails/rails/issues/56406
-  gem "minitest", "< 6"
+  gem "minitest", "< 7"
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index f302ae8..031086d 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -195,7 +195,9 @@ GEM
     mini_magick (5.3.1)
       logger
     mini_mime (1.1.5)
-    minitest (5.27.0)
+    minitest (6.0.2)
+      drb (~> 2.0)
+      prism (~> 1.5)
     msgpack (1.8.0)
     multipart-post (2.4.1)
     net-http (0.9.1)
@@ -439,7 +441,7 @@ DEPENDENCIES
   jbuilder
   kamal
   mcp-rb
-  minitest (< 6)
+  minitest (< 7)
   propshaft
   puma (>= 5.0)
   rails (~> 8.1.2)