diff --git a/cake/libs/view/helpers/paginator.php b/cake/libs/view/helpers/paginator.php
index 3fee720e4..2c8268ea8 100644
--- a/cake/libs/view/helpers/paginator.php
+++ b/cake/libs/view/helpers/paginator.php
@@ -316,7 +316,7 @@ class PaginatorHelper extends AppHelper {
 			$dir = $this->sortDir($options['model']) === 'asc' ? 'desc' : 'asc';
 			$class = $dir === 'asc' ? 'desc' : 'asc';
 			if (!empty($options['class'])) {
-				$options['class'] .= $class;
+				$options['class'] .= ' ' . $class;
 			} else {
 				$options['class'] = $class;
 			}
diff --git a/cake/tests/cases/libs/view/helpers/paginator.test.php b/cake/tests/cases/libs/view/helpers/paginator.test.php
index 9ee145244..398a3e2e2 100644
--- a/cake/tests/cases/libs/view/helpers/paginator.test.php
+++ b/cake/tests/cases/libs/view/helpers/paginator.test.php
@@ -188,7 +188,6 @@ class PaginatorHelperTest extends CakeTestCase {
 		$result = $this->Paginator->sort('title');
 		$this->assertPattern('/\/accounts\/index\/param\/page:1\/sort:title\/direction:asc" class="desc">Title<\/a>$/', $result);
 
-
 		$this->Paginator->params['paging']['Article']['options']['order'] = array('Article.title' => 'asc');
 		$this->Paginator->params['paging']['Article']['options']['sort'] = null;
 		$result = $this->Paginator->sort('title');
@@ -199,23 +198,25 @@ class PaginatorHelperTest extends CakeTestCase {
 		$result = $this->Paginator->sort('Title', 'title', array('direction' => 'desc'));
 		$this->assertPattern('/\/accounts\/index\/param\/page:1\/sort:title\/direction:asc" class="desc">Title<\/a>$/', $result);
 
-
 		$this->Paginator->params['paging']['Article']['options']['order'] = array('Article.title' => 'desc');
 		$this->Paginator->params['paging']['Article']['options']['sort'] = null;
 		$result = $this->Paginator->sort('Title', 'title', array('direction' => 'asc'));
 		$this->assertPattern('/\/accounts\/index\/param\/page:1\/sort:title\/direction:asc" class="desc">Title<\/a>$/', $result);
 
-
 		$this->Paginator->params['paging']['Article']['options']['order'] = array('Article.title' => 'asc');
 		$this->Paginator->params['paging']['Article']['options']['sort'] = null;
 		$result = $this->Paginator->sort('Title', 'title', array('direction' => 'asc'));
 		$this->assertPattern('/\/accounts\/index\/param\/page:1\/sort:title\/direction:desc" class="asc">Title<\/a>$/', $result);
 
-
 		$this->Paginator->params['paging']['Article']['options']['order'] = array('Article.title' => 'asc');
 		$this->Paginator->params['paging']['Article']['options']['sort'] = null;
 		$result = $this->Paginator->sort('Title', 'title', array('direction' => 'desc'));
 		$this->assertPattern('/\/accounts\/index\/param\/page:1\/sort:title\/direction:desc" class="asc">Title<\/a>$/', $result);
+
+		$this->Paginator->params['paging']['Article']['options']['order'] = array('Article.title' => 'asc');
+		$this->Paginator->params['paging']['Article']['options']['sort'] = null;
+		$result = $this->Paginator->sort('Title', 'title', array('direction' => 'desc', 'class' => 'foo'));
+		$this->assertPattern('/\/accounts\/index\/param\/page:1\/sort:title\/direction:desc" class="foo asc">Title<\/a>$/', $result);
 	}
 
 /**