diff --git a/oxidized-web.gemspec b/oxidized-web.gemspec
index dcc0ace..7a1bc7f 100644
--- a/oxidized-web.gemspec
+++ b/oxidized-web.gemspec
@@ -55,7 +55,7 @@ Gem::Specification.new do |s|
   # Rubocop introduces new rules in minor versions, so we limit automatic
   # updates to patches
   s.add_development_dependency 'rubocop',              '~> 1.84.2'
-  s.add_development_dependency 'rubocop-minitest',     '~> 0.38.0'
+  s.add_development_dependency 'rubocop-minitest',     '~> 0.39.1'
   s.add_development_dependency 'rubocop-rails',        '~> 2.34.2'
   s.add_development_dependency 'rubocop-rake',         '~> 0.7.1'
   s.add_development_dependency 'simplecov',            '~> 0.22'