diff --git a/includes/db_pager.inc b/includes/db_pager.inc
index e3f3b167a..beda03683 100644
--- a/includes/db_pager.inc
+++ b/includes/db_pager.inc
@@ -290,7 +290,7 @@ class db_pager {
 		$group = $this->group;
 		$order = $this->order;
 
-		if(count($this->extra_where)) {
+		if($this->extra_where && count($this->extra_where) > 0) {
 		    $where .= ($where=='' ? '' : ' AND ')
 				.implode(' AND ', $this->extra_where);
 		}