Gemfile in chef-vault-4.1.5 vs Gemfile in chef-vault-4.1.10

@@ -2,17 +2,26 @@
 
 gemspec
 
 group :development do
   gem "chefstyle"
-  gem "chef-zero"
   gem "rake"
-  gem "rspec", "~> 3.4"
-  gem "aruba", "~> 0.6"
-  gem "chef", "~> 14.0" # avoids test failures on license acceptance
   gem "contracts", "~> 0.16.1" # pin until we drop ruby < 2.7
-  gem "chef-utils", "= 16.6.14" # pin until we drop ruby 2.5
+  if Gem::Version.new(RUBY_VERSION) < Gem::Version.new("3.0.0")
+    gem "chef-zero"
+    gem "rspec", "~> 3.4"
+    gem "aruba", "~> 0.6"
+    gem "chef", "~> 14.0"
+    gem "chef-utils", "17.10.0" # pin until we drop ruby 2.5
+  else
+    gem "chef-zero", ">= 15.0.4"
+    gem "chef", "~> 17.0"
+    gem "rspec", "~> 3.10.0"
+    gem "aruba", "~> 1.1"
+    gem "knife", "~> 17.0"
+    gem "chef-utils", "17.10.0" # pin until we drop ruby >=3
+  end
 end
 
 group :docs do
   gem "yard"
   gem "redcarpet"
@@ -20,8 +29,10 @@
 end
 
 group :debug do
   gem "pry"
   gem "pry-byebug"
-  gem "pry-stack_explorer", "~> 0.4.0" # pin until we drop ruby < 2.6
+  gem "pry-stack_explorer", "~> 0.6.1" # pin until we drop ruby < 2.6
   gem "rb-readline"
 end
+
+gem "simplecov", require: false