diff --git a/.gitignore b/.gitignore
index b512c09..93f1361 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1,2 @@
-node_modules
\ No newline at end of file
+node_modules
+npm-debug.log
diff --git a/lib/wrench.js b/lib/wrench.js
index 07386f8..00f4166 100644
--- a/lib/wrench.js
+++ b/lib/wrench.js
@@ -49,7 +49,7 @@ exports.readdirSyncRecursive = function(baseDir) {
 
     // convert absolute paths to relative
     var fileList = readdirSyncRecursive(baseDir).map(function(val){
-        return val.replace(baseDir + '/', '');
+        return _path.relative(baseDir, val);
     });
 
     return fileList;
@@ -106,7 +106,7 @@ exports.readdirRecursive = function(baseDir, fn) {
 
             fn(null, curFiles.map(function(val) {
                 // convert absolute paths to relative
-                return val.replace(baseDir + '/', '');
+                return _path.relative(baseDir, val);
             }));
 
             if (waitCount == 0) {
diff --git a/package.json b/package.json
index 5a0b5a2..09ee58e 100644
--- a/package.json
+++ b/package.json
@@ -21,8 +21,7 @@
   },
 
   "devDependencies": {
-      "nodeunit": ">= 0.6.4",
-      "underscore": ">= 1.3.1"
+      "nodeunit": ">= 0.6.4"
   },
 
   "main": "./lib/wrench",
@@ -31,7 +30,7 @@
     "node": ">=0.1.97"
   },
   
-  "scripts": { "test": "./node_modules/nodeunit/bin/nodeunit tests/runner.js" },
+  "scripts": { "test": "nodeunit tests/runner.js" },
 
   "licenses": [{
     "type" : "MIT",
diff --git a/tests/readdir.js b/tests/readdir.js
index b2d14f0..c314229 100644
--- a/tests/readdir.js
+++ b/tests/readdir.js
@@ -2,31 +2,26 @@ var testCase = require('nodeunit').testCase;
 var fs = require('fs');
 var wrench = require('../lib/wrench');
 var path = require('path');
-var _und = require("underscore");
 
 
 function checkResult(test, files) {
     var check = [
             'bar.txt',
             'foo',
-            'foo/bar',
-            'foo/dolor.md',
-            'foo/lorem.txt',
-            'foo/bar/ipsum.js'
+            path.join('foo', 'bar'),
+            path.join('foo', 'dolor.md'),
+            path.join('foo', 'lorem.txt'),
+            path.join('foo', 'bar', 'ipsum.js')
         ];
 
-    test.equals(files.length, check.length, 'number of paths is correct');
-
-    _und.each(check, function(it) {
-        test.ok(_und.include(files, it), 'path ' + it + ' should be returned');
-    });
+    test.deepEqual(files, check);
 
     test.done();
 }
 
 module.exports = testCase({
     test_readdirSyncRecursive: function(test) {
-        var dir = __dirname + '/readdir';
+        var dir = path.join(__dirname, 'readdir');
 
         test.ok(path.existsSync(dir), 'Folders should exist');
 
@@ -36,7 +31,7 @@ module.exports = testCase({
     },
 
     test_readdirRecursive: function(test) {
-        var dir = __dirname + '/readdir';
+        var dir = path.join(__dirname, 'readdir');
 
         test.ok(path.existsSync(dir), 'Folders should exist');