diff --git a/Gemfile b/Gemfile
index b9c834c..41da1fe 100644
--- a/Gemfile
+++ b/Gemfile
@@ -25,7 +25,7 @@ end
 
 # Needed to run tests
 group :development, :test do
-  gem 'minitest', '~> 5.19'
+  gem 'minitest', '~> 5.20'
   gem 'minitest-skip', '~> 0.0' # skip dummy tests
   gem 'rake', '~> 13.0'
 end
diff --git a/Gemfile.lock b/Gemfile.lock
index 850604b..2351079 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -24,7 +24,7 @@ GEM
     dry-cli (1.0.0)
     json (2.6.3)
     language_server-protocol (3.17.0.3)
-    minitest (5.19.0)
+    minitest (5.20.0)
     minitest-skip (0.0.3)
       minitest (~> 5.0)
     paint (2.3.0)
@@ -74,7 +74,7 @@ DEPENDENCIES
   commonmarker (~> 0.23)
   ctf-party (~> 2.3)
   dry-cli (~> 1.0)
-  minitest (~> 5.19)
+  minitest (~> 5.20)
   minitest-skip (~> 0.0)
   paint (~> 2.3)
   rake (~> 13.0)