diff --git a/plugins/ccnzgeocode/libraries/ccnzgeocode_install.php b/plugins/ccnzgeocode/libraries/ccnzgeocode_install.php
index cf1bc2da8a..e7ffd6dae2 100644
--- a/plugins/ccnzgeocode/libraries/ccnzgeocode_install.php
+++ b/plugins/ccnzgeocode/libraries/ccnzgeocode_install.php
@@ -26,8 +26,8 @@ public function run_install()
         $this->db->query('CREATE TABLE IF NOT EXISTS `' . Kohana::config('database.default.table_prefix') . 'ccnzgeocode_cache` (
                   `id` int(10) unsigned NOT NULL AUTO_INCREMENT,
                   `address` varchar(255) DEFAULT NULL,
-                  `lat` double NOT NULL DEFAULT '0',
-                  `lon` double NOT NULL DEFAULT '0',
+                  `lat` double NOT NULL DEFAULT "0",
+                  `lon` double NOT NULL DEFAULT "0",
                   PRIMARY KEY (`id`),
                   UNIQUE KEY `address` (`address`)
                 ) ENGINE=InnoDB  DEFAULT CHARSET=utf8 AUTO_INCREMENT=1');