diff --git a/dibs.install b/dibs.install
index 2d0d793..5ab2b05 100644
--- a/dibs.install
+++ b/dibs.install
@@ -90,7 +90,7 @@ function dibs_schema() {
         // 'mysql_type', 'pgsql_type', 'sqlite_type', etc.: If you need to use a record type not included in the officially supported list of types above, you can specify a type for each database backend. In this case, you can leave out the type parameter, but be advised that your schema will fail to load on backends that do not have a type specified.
         // jfr. http://api.drupal.org/api/drupal/includes--database--schema.inc/group/schemaapi/7
         'mysql_type' => 'datetime',
-        'pgsql_type' => 'datetime',
+        'pgsql_type' => 'timestamp',
         'description' => t('Payment time'),
         'not null' => FALSE,
       ),
@@ -250,7 +250,7 @@ function dibs_schema() {
         // 'mysql_type', 'pgsql_type', 'sqlite_type', etc.: If you need to use a record type not included in the officially supported list of types above, you can specify a type for each database backend. In this case, you can leave out the type parameter, but be advised that your schema will fail to load on backends that do not have a type specified.
         // jfr. http://api.drupal.org/api/drupal/includes--database--schema.inc/group/schemaapi/7
         'mysql_type' => 'datetime',
-        'pgsql_type' => 'datetime',
+        'pgsql_type' => 'timestamp',
         'description' => t('Log time'),
         'not null' => FALSE,
       ),