diff --git a/.github/ISSUE_TEMPLATE/1-bug-report.md b/.github/ISSUE_TEMPLATE/1-bug-report.md
index 297cd4de42..79d4bf6ff1 100644
--- a/.github/ISSUE_TEMPLATE/1-bug-report.md
+++ b/.github/ISSUE_TEMPLATE/1-bug-report.md
@@ -32,7 +32,7 @@ Here's an example of how you might structure such a script:
 require 'nokogiri'
 require 'minitest/autorun'
 
-class Test < MiniTest::Spec
+class Test < Minitest::Spec
   describe "Node#css" do
     it "should find a div using chained classes" do
       html = <<~HEREDOC
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 336c9c5c14..a0f844d16e 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -124,7 +124,7 @@ Note that `rake test` does not compile the native extension, and this is intenti
 bundle exec rake compile test
 ```
 
-To run a focused test, use MiniTest's `TESTOPTS`:
+To run a focused test, use Minitest's `TESTOPTS`:
 
 ``` sh
 bundle exec rake compile test TESTOPTS="-n/test_last_element_child/"
diff --git a/test/helper.rb b/test/helper.rb
index ed3133c6e8..8d4569e87c 100644
--- a/test/helper.rb
+++ b/test/helper.rb
@@ -128,7 +128,7 @@ class TestBenchmark < Minitest::BenchSpec
   end
 
   # rubocop:disable Style/ClassVars
-  class TestCase < MiniTest::Spec
+  class TestCase < Minitest::Spec
     include TestBase
 
     COMPACT_EVERY = 20
@@ -272,7 +272,7 @@ def assert_not_send(send_ary, m = nil)
     def pending(msg)
       begin
         yield
-      rescue MiniTest::Assertion
+      rescue Minitest::Assertion
         skip("pending #{msg} [#{caller(2..2).first}]")
       end
       flunk("pending test unexpectedly passed: #{msg} [#{caller(1..1).first}]")