diff --git a/index.js b/index.js
index 104c0cd..17a62ba 100644
--- a/index.js
+++ b/index.js
@@ -1,20 +1,13 @@
 var path = require('path');
-var bourbonEntryPoint = require.resolve('bourbon');
-
-var bourbonDir = path.dirname(bourbonEntryPoint);
-
-function includePaths() {
-  return [bourbonDir];
-}
+var bourbon = require('bourbon');
 
 module.exports = {
 
-  includePaths: includePaths(),
+  includePaths: [bourbon.includePaths],
 
   with: function() {
     var paths  = Array.prototype.slice.call(arguments);
-    var result = [].concat.apply(includePaths(), paths);
-    return result;
+    return [].concat.apply([bourbon.includePaths], paths);
   }
 
-};
+};
\ No newline at end of file
diff --git a/test/with_test.js b/test/with_test.js
index f44bf79..3baedf4 100644
--- a/test/with_test.js
+++ b/test/with_test.js
@@ -21,6 +21,7 @@ describe('#with function', function() {
       includePaths: bourbon.with(partialsDir('dir1'), partialsDir('dir2'), partialsDir('dir3')),
       error: errorHandler
     }, function(err, res) {
+      if (err) return done(err);
       done();
     });
   });
@@ -30,7 +31,8 @@ describe('#with function', function() {
       file: __dirname + '/fixtures/concat.scss',
       includePaths: bourbon.with([partialsDir('dir1')], [partialsDir('dir2')], [partialsDir('dir3')]),
       error: errorHandler
-    }, function() {
+    }, function(err, res) {
+      if (err) return done(err);
       done();
     });
   });
@@ -40,7 +42,8 @@ describe('#with function', function() {
       file: __dirname + '/fixtures/concat.scss',
       includePaths: bourbon.with([partialsDir('dir1'), partialsDir('dir2')], partialsDir('dir3')),
       error: errorHandler
-    }, function() {
+    }, function(err, res) {
+      if (err) return done(err);
       done();
     });
   });