diff --git a/test.js b/test.js
index 7a7f198..7af948e 100644
--- a/test.js
+++ b/test.js
@@ -1211,6 +1211,33 @@ describe('gulp-rev-all', function () {
 
                     });
 
+                    if (/^win/.test(process.platform)) {
+                        it('windows path', function () {
+
+                            var base = 'c:\\first\\second';
+
+                            var file = new Gutil.File({
+                                path: 'c:\\first\\second\\third\\index.html',
+                                base: base
+                            });
+
+                            var fileReference = new Gutil.File({
+                                path: 'c:\\first\\second\\third\\fourth\\other.html',
+                                base: base
+                            });
+
+                            file.revPathOriginal = file.path;
+                            fileReference.revPathOriginal = fileReference.path;
+
+                            var references = Tool.get_reference_representations_relative(fileReference, file);
+
+                            references.length.should.equal(2);
+                            references[0].should.equal('fourth/other.html');
+                            references[1].should.equal('./fourth/other.html');
+
+                        });
+                    }
+
                 });
 
                 describe('should resolve references that have 1 traversals', function () {
diff --git a/tool.js b/tool.js
index e571d21..c7f0e44 100644
--- a/tool.js
+++ b/tool.js
@@ -10,7 +10,7 @@ module.exports = (function() {
     };
     
     var dirname_with_sep = function(path) {
-        return Path.dirname(path) + '/';
+        return Path.dirname(path).replace(/\\/g, '/') + '/';
     }
 
     var join_path_url = function (prefix, path) {