diff --git a/wp-includes/general-template.php b/wp-includes/general-template.php
index cde0798dc5..bd3d6d47c0 100644
--- a/wp-includes/general-template.php
+++ b/wp-includes/general-template.php
@@ -206,7 +206,7 @@ function wp_title($sep = '»', $display = true) {
 	}
 
 	$prefix = '';
-	if ( isset($title) )
+	if ( !empty($title) )
 		$prefix = " $sep ";
 
 	$title = $prefix . $title;