diff --git a/cake/libs/router.php b/cake/libs/router.php
index 44cdcca12..a990592dc 100644
--- a/cake/libs/router.php
+++ b/cake/libs/router.php
@@ -503,7 +503,7 @@ class Router extends Object {
 					$args[] = $url[$keys[$i]];
 				} else if(!empty($path['namedArgs']) && in_array($keys[$i], array_keys($path['namedArgs'])) && !empty($url[$keys[$i]])) {
 					$named[] = $keys[$i] . $path['argSeparator'] . $url[$keys[$i]];
-				} else if(!empty($url[$keys[$i]])){
+				} elseif(!empty($url[$keys[$i]]) || is_numeric($url[$keys[$i]])) {
 					$named[] = $keys[$i] . $path['argSeparator'] . $url[$keys[$i]];
 				}
 			}
diff --git a/cake/tests/cases/libs/router.test.php b/cake/tests/cases/libs/router.test.php
index df6b21dff..05898dab5 100644
--- a/cake/tests/cases/libs/router.test.php
+++ b/cake/tests/cases/libs/router.test.php
@@ -251,6 +251,18 @@ class RouterTest extends UnitTestCase {
 		$result = $this->router->url(array('controller' => 'posts', 'action'=>'index', '0', '?' => array('var' => 'test', 'var2' => 'test2', 'more' => 'test data')));
 		$this->assertEqual($result, $expected);
 	}
+
+	function testNamedArgsUrlGeneration() {
+		Router::setRequestInfo(array(null, array('base' => '/', 'argSeparator' => ':')));
+
+		$result = $this->router->url(array('controller' => 'posts', 'action' => 'index', 'published' => 1, 'deleted' => 1));
+		$expected = '/posts/index/published:1/deleted:1';
+		$this->assertEqual($result, $expected);
+
+		$result = $this->router->url(array('controller' => 'posts', 'action' => 'index', 'published' => 0, 'deleted' => 0));
+		$expected = '/posts/index/published:0/deleted:0';
+		$this->assertEqual($result, $expected);
+	}
 }
 
 ?>
\ No newline at end of file