diff --git a/domain_blocks.install b/domain_blocks.install
index 41ec6e8..a6a8ad5 100644
--- a/domain_blocks.install
+++ b/domain_blocks.install
@@ -39,7 +39,7 @@ function domain_blocks_schema() {
       'module' => array('type' => 'varchar', 'length' => '64', 'not null' => TRUE, 'default' => ''),
       'delta' => array('type' => 'varchar', 'length' => '32', 'not null' => TRUE, 'default' => '0'),
       'realm' => array('type' => 'varchar', 'length' => '20', 'not null ' => TRUE, 'default' => ''),
-      'domain_id' => array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'default' => '0'),
+      'domain_id' => array('type' => 'int', 'unsigned' => TRUE, 'not null' => TRUE, 'default' => 0),
     ),
     'indexes ' => array(
       'domain_id' => array('domain_id'),
@@ -48,4 +48,4 @@ function domain_blocks_schema() {
   );
 
   return $schema;
-}
\ No newline at end of file
+}