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) {