diff --git a/.travis.yml b/.travis.yml
index 09f6ce0..e5afc51 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,12 +1,6 @@
 rvm:
-  - 1.8.7
   - 1.9.3
   - 2.0.0
-  - jruby
-  - rbx
-  - rbx-2.0
-  - ree
-  - ruby-head
 
 notifications:
   disabled: true
diff --git a/hike.gemspec b/hike.gemspec
index 0a68b1f..a9a2d55 100644
--- a/hike.gemspec
+++ b/hike.gemspec
@@ -10,5 +10,6 @@ spec = Gem::Specification.new do |s|
   s.files        = Dir["README.md", "LICENSE", "lib/**/*.rb"]
   s.require_path = "lib"
   s.license      = "MIT"
+  s.required_ruby_version = ">= 1.9.3"
   s.add_development_dependency "rake"
 end
diff --git a/test/hike_test.rb b/test/hike_test.rb
index b43e2c8..ffc1a77 100644
--- a/test/hike_test.rb
+++ b/test/hike_test.rb
@@ -1,4 +1,15 @@
-require "test/unit"
+require "minitest/autorun"
 require "hike"
 
 FIXTURE_ROOT = File.expand_path(File.join(File.dirname(__FILE__), "fixtures"))
+
+module Hike
+  if defined? Minitest::Test
+    klass = Minitest::Test
+  elsif defined? MiniTest::Unit::TestCase
+    klass = MiniTest::Unit::TestCase
+  end
+
+  class Test < klass
+  end
+end
diff --git a/test/test_normalized_array.rb b/test/test_normalized_array.rb
index b37d72d..db52349 100644
--- a/test/test_normalized_array.rb
+++ b/test/test_normalized_array.rb
@@ -6,7 +6,7 @@ def normalize_element(element)
   end
 end
 
-class NormalizedArrayTest < Test::Unit::TestCase
+class NormalizedArrayTest < Hike::Test
   def setup
     @array = UppercaseArray.new
   end
diff --git a/test/test_trail.rb b/test/test_trail.rb
index f9700b0..5a837c3 100644
--- a/test/test_trail.rb
+++ b/test/test_trail.rb
@@ -233,7 +233,7 @@ def test_stat
   end
 end
 
-class TrailTest < Test::Unit::TestCase
+class TrailTest < Hike::Test
   attr_reader :trail
 
   def new_trail
@@ -271,7 +271,7 @@ def test_find_reflects_changes_in_the_file_system
   include TrailTests
 end
 
-class IndexTest < Test::Unit::TestCase
+class IndexTest < Hike::Test
   attr_reader :trail
 
   def new_trail