diff --git a/test/integration/trample_a_single_url_test.rb b/test/integration/trample_a_single_url_test.rb
index 8a5477e..7a1b843 100644
--- a/test/integration/trample_a_single_url_test.rb
+++ b/test/integration/trample_a_single_url_test.rb
@@ -3,7 +3,7 @@
 class TrampleASingleUrlTest < Test::Unit::TestCase
   def test_trampling_a_single_url
     mock(RestClient).get("http://google.com").times(2) { "" }
-    trample "-c test/fixtures/basic_config.rb"
+    trample "test/fixtures/basic_config.rb"
   end
 end
 
diff --git a/test/test_helper.rb b/test/test_helper.rb
index a89334f..48ae711 100644
--- a/test/test_helper.rb
+++ b/test/test_helper.rb
@@ -11,9 +11,8 @@ class Test::Unit::TestCase
   include RR::Adapters::TestUnit unless include?(RR::Adapters::TestUnit)
 
   protected
-  def trample(options)
-    dir = File.expand_path(File.dirname(__FILE__))
-    `#{dir}/../bin/trample #{options}`
+  def trample(config)
+    Trample::Cli.new.start(config)
   end
 end