diff --git a/Gemfile.lock b/Gemfile.lock
index c860b74..bc464c5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -17,6 +17,7 @@ GEM
       rexml
     csv (3.3.5)
     docile (1.4.1)
+    drb (2.2.3)
     hashdiff (1.2.1)
     httparty (0.24.2)
       csv
@@ -25,7 +26,9 @@ GEM
     io-console (0.8.2)
     json (2.19.5)
     mini_mime (1.1.5)
-    minitest (5.9.1)
+    minitest (6.0.6)
+      drb (~> 2.0)
+      prism (~> 1.5)
     minitest-reporters (1.8.0)
       ansi
       builder
@@ -34,6 +37,7 @@ GEM
     mize (0.6.1)
     multi_xml (0.9.1)
       bigdecimal (>= 3.1, < 5)
+    prism (1.9.0)
     public_suffix (7.0.5)
     rake (13.4.2)
     readline (0.0.4)
diff --git a/dashboard-api.gemspec b/dashboard-api.gemspec
index 5d85d1a..8c268be 100644
--- a/dashboard-api.gemspec
+++ b/dashboard-api.gemspec
@@ -19,7 +19,7 @@ Gem::Specification.new do |s|
 
   s.require_paths = ['lib']
   s.add_development_dependency "rake", "~> 13.4"
-  s.add_development_dependency "minitest", "~> 5.0"
+  s.add_development_dependency "minitest", "~> 6.0"
   s.add_development_dependency "yard", "~> 0.9.11"
   s.add_development_dependency "vcr", ">= 3.0.3"
   s.add_development_dependency "webmock", ">= 2.1.0"