diff --git a/Gemfile b/Gemfile
index c479628..373e28b 100644
--- a/Gemfile
+++ b/Gemfile
@@ -7,7 +7,7 @@ gemspec
 
 gem 'rake', '~> 13.0'
 gem 'rake-compiler'
-gem 'minitest', '~> 5.0'
+gem 'minitest', '~> 5.26'
 gem 'json'
 gem 'benchmark'
 
diff --git a/Gemfile.lock b/Gemfile.lock
index e4dcae0..0a008ff 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,7 +11,7 @@ GEM
     json (2.12.2)
     language_server-protocol (3.17.0.5)
     lint_roller (1.1.0)
-    minitest (5.25.5)
+    minitest (5.26.0)
     parallel (1.27.0)
     parser (3.3.8.0)
       ast (~> 2.4.1)
@@ -61,7 +61,7 @@ DEPENDENCIES
   benchmark
   fts_fuzzy_match!
   json
-  minitest (~> 5.0)
+  minitest (~> 5.26)
   rake (~> 13.0)
   rake-compiler
   rubocop-minitest