diff --git a/framework/CHANGELOG.md b/framework/CHANGELOG.md
index b255482..22feb9e 100644
--- a/framework/CHANGELOG.md
+++ b/framework/CHANGELOG.md
@@ -6,6 +6,7 @@ Yii Framework 2 Change Log
 
 - Bug #1446: Logging while logs are processed causes infinite loop (qiangxue)
 - Bug #1497: Localized view files are not correctly returned (mintao)
+- Bug #1509: The SQL for creating Postgres RBAC tables is incorrect (qiangxue)
 - Bug: Fixed `Call to a member function registerAssetFiles() on a non-object` in case of wrong `sourcePath` for an asset bundle (samdark)
 - Enh #1293: Replaced Console::showProgress() with a better approach. See Console::startProgress() for details (cebe)
 - Enh #1406: DB Schema support for Oracle Database (p0larbeer, qiangxue)
diff --git a/framework/yii/rbac/schema-pgsql.sql b/framework/yii/rbac/schema-pgsql.sql
index 78dbb3d..bf9865f 100644
--- a/framework/yii/rbac/schema-pgsql.sql
+++ b/framework/yii/rbac/schema-pgsql.sql
@@ -20,10 +20,11 @@ create table "tbl_auth_item"
    "description"          text,
    "biz_rule"              text,
    "data"                 text,
-   primary key ("name"),
-   key "type" ("type")
+   primary key ("name")
 );
 
+create index tbl_auth_item_type_idx on "tbl_auth_item" ("type");
+
 create table "tbl_auth_item_child"
 (
    "parent"               varchar(64) not null,