diff --git a/setup/sql/pgsql_newtables.inc.php b/setup/sql/pgsql_newtables.inc.php
index 48541398e3..d98606c54d 100644
--- a/setup/sql/pgsql_newtables.inc.php
+++ b/setup/sql/pgsql_newtables.inc.php
@@ -102,7 +102,7 @@
   $phpgw_setup->db->query($sql);
 
   $sql = "CREATE TABLE phpgw_addressbook (
-     id    int(8) NOT NULL auto_increment,
+     id    serial,
      lid   varchar(32),
      tid   char(1),
      owner int(8),
diff --git a/setup/sql/pgsql_upgrade_beta.inc.php b/setup/sql/pgsql_upgrade_beta.inc.php
index 02ecf3ce64..9e99e9f9f7 100644
--- a/setup/sql/pgsql_upgrade_beta.inc.php
+++ b/setup/sql/pgsql_upgrade_beta.inc.php
@@ -1453,7 +1453,7 @@
 		$db1 = $phpgw_setup->db;
 
 		$sql="CREATE TABLE phpgw_addressbook_temp (
-		   id    int(8) NOT NULL auto_increment,
+		   id    serial,
 		   lid   varchar(32),
 		   tid   char(1),
 		   owner int(8),