diff --git a/framework/CHANGELOG.md b/framework/CHANGELOG.md
index b1a5e71f83..bece4b3ae1 100644
--- a/framework/CHANGELOG.md
+++ b/framework/CHANGELOG.md
@@ -8,6 +8,7 @@ Yii Framework 2 Change Log
 - Bug #7707: client-side `trim` validator now passes the trimmed value to subsequent validators (nkovacs)
 - Bug #8322: `yii\behaviors\TimestampBehavior::touch()` now throws an exception if owner is new record (klimov-paul)
 - Bug #8451: `yii\i18n\Formatter` did not allow negative unix timestamps as input for date formatting (cebe)
+- Bug #8483: sequence name in `Schema::getLastInsertId()` was not properly quoted (nineinchnick)
 - Bug #8506: Cleaning of output buffer in `Widget::run()` conflicts with `Pjax` widget which did the cleanup itself (cebe, joester89)
 - Bug: Fixed string comparison in `BaseActiveRecord::unlink()` which may result in wrong comparison result for hash valued primary keys starting with `0e` (cebe)
 - Enh #7169: `yii\widgets\ActiveField` now uses corresponding methods for default parts rendering (klimov-paul)
diff --git a/framework/db/Schema.php b/framework/db/Schema.php
index 2da3f98999..c45a13b9c9 100644
--- a/framework/db/Schema.php
+++ b/framework/db/Schema.php
@@ -348,7 +348,7 @@ abstract class Schema extends Object
     public function getLastInsertID($sequenceName = '')
     {
         if ($this->db->isActive) {
-            return $this->db->pdo->lastInsertId($sequenceName === '' ? null : $this->quoteSimpleTableName($sequenceName));
+            return $this->db->pdo->lastInsertId($sequenceName === '' ? null : $this->quoteTableName($sequenceName));
         } else {
             throw new InvalidCallException('DB Connection is not active.');
         }
diff --git a/tests/data/postgres.sql b/tests/data/postgres.sql
index 3973ed3c52..e5b201f51c 100644
--- a/tests/data/postgres.sql
+++ b/tests/data/postgres.sql
@@ -37,6 +37,11 @@ CREATE TABLE "profile" (
   description varchar(128) NOT NULL
 );
 
+CREATE TABLE "schema1"."profile" (
+  id serial not null primary key,
+  description varchar(128) NOT NULL
+);
+
 CREATE TABLE "customer" (
   id serial not null primary key,
   email varchar(128) NOT NULL,
@@ -151,6 +156,9 @@ INSERT INTO "animal" (type) VALUES ('yiiunit\data\ar\Dog');
 INSERT INTO "profile" (description) VALUES ('profile customer 1');
 INSERT INTO "profile" (description) VALUES ('profile customer 3');
 
+INSERT INTO "schema1"."profile" (description) VALUES ('profile customer 1');
+INSERT INTO "schema1"."profile" (description) VALUES ('profile customer 3');
+
 INSERT INTO "customer" (email, name, address, status, bool_status, profile_id) VALUES ('user1@example.com', 'user1', 'address1', 1, true, 1);
 INSERT INTO "customer" (email, name, address, status, bool_status) VALUES ('user2@example.com', 'user2', 'address2', 1, true);
 INSERT INTO "customer" (email, name, address, status, bool_status, profile_id) VALUES ('user3@example.com', 'user3', 'address3', 2, false, 2);
diff --git a/tests/framework/db/pgsql/PostgreSQLCommandTest.php b/tests/framework/db/pgsql/PostgreSQLCommandTest.php
index 22e0beb487..5a15185393 100644
--- a/tests/framework/db/pgsql/PostgreSQLCommandTest.php
+++ b/tests/framework/db/pgsql/PostgreSQLCommandTest.php
@@ -62,6 +62,11 @@ class PostgreSQLCommandTest extends CommandTest
         $sql = 'INSERT INTO {{profile}}([[description]]) VALUES (\'non duplicate\')';
         $command = $db->createCommand($sql);
         $command->execute();
-        $this->assertEquals(3, $db->getSchema()->getLastInsertID('profile_id_seq'));
+        $this->assertEquals(3, $db->getSchema()->getLastInsertID('public.profile_id_seq'));
+
+        $sql = 'INSERT INTO {{schema1.profile}}([[description]]) VALUES (\'non duplicate\')';
+        $command = $db->createCommand($sql);
+        $command->execute();
+        $this->assertEquals(3, $db->getSchema()->getLastInsertID('schema1.profile_id_seq'));
     }
 }
\ No newline at end of file