diff --git a/Zotlabs/Update/_1224.php b/Zotlabs/Update/_1224.php
new file mode 100644
index 000000000..d687afce7
--- /dev/null
+++ b/Zotlabs/Update/_1224.php
@@ -0,0 +1,25 @@
+<?php
+
+namespace Zotlabs\Update;
+
+class _1224 {
+
+	function run() {
+		q("START TRANSACTION");
+
+		if(ACTIVE_DBTYPE == DBTYPE_MYSQL) {
+			$r1 = q("ALTER TABLE hubloc ALTER hubloc_id_url SET DEFAULT ''");
+			$r2 = q("ALTER TABLE hubloc ALTER hubloc_site_id SET DEFAULT ''");
+		}
+
+		if($r1 && $r2) {
+			q("COMMIT");
+			return UPDATE_SUCCESS;
+		}
+
+		q("ROLLBACK");
+		return UPDATE_FAILED;
+
+	}
+
+}
diff --git a/boot.php b/boot.php
index 3613813d7..812c91836 100755
--- a/boot.php
+++ b/boot.php
@@ -54,7 +54,7 @@ define ( 'STD_VERSION',             '3.9' );
 define ( 'ZOT_REVISION',            '6.0a' );
 
 
-define ( 'DB_UPDATE_VERSION',       1223 );
+define ( 'DB_UPDATE_VERSION',       1224 );
 
 define ( 'PROJECT_BASE',   __DIR__ );
 
diff --git a/install/schema_mysql.sql b/install/schema_mysql.sql
index a5db8e184..ef7e2a516 100644
--- a/install/schema_mysql.sql
+++ b/install/schema_mysql.sql
@@ -505,7 +505,7 @@ CREATE TABLE IF NOT EXISTS `hubloc` (
   `hubloc_id` int(10) unsigned NOT NULL AUTO_INCREMENT,
   `hubloc_guid` char(191) NOT NULL DEFAULT '',
   `hubloc_guid_sig` text NOT NULL,
-  `hubloc_id_url` char(191) NOT NULL DEFAULT '0',
+  `hubloc_id_url` char(191) NOT NULL DEFAULT '',
   `hubloc_hash` char(191) NOT NULL DEFAULT '',
   `hubloc_addr` char(191) NOT NULL DEFAULT '',
   `hubloc_network` char(32) NOT NULL DEFAULT '',