diff --git a/tests/Functional/Query/QueryBuilderBoolTest.php b/tests/Functional/Query/QueryBuilderBoolTest.php
new file mode 100644
index 00000000000..fc0de7e6099
--- /dev/null
+++ b/tests/Functional/Query/QueryBuilderBoolTest.php
@@ -0,0 +1,116 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Doctrine\DBAL\Tests\Functional\Query;
+
+use Doctrine\DBAL\ParameterType;
+use Doctrine\DBAL\Platforms\SQLitePlatform;
+use Doctrine\DBAL\Schema\Table;
+use Doctrine\DBAL\Tests\FunctionalTestCase;
+use Doctrine\DBAL\Types\Types;
+
+final class QueryBuilderBoolTest extends FunctionalTestCase
+{
+    protected function setUp(): void
+    {
+        $table = new Table('for_update');
+        $table->addColumn('id', Types::INTEGER);
+        $table->addColumn('b1', Types::BOOLEAN, ['notnull' => false]);
+        $table->setPrimaryKey(['id']);
+
+        $this->dropAndCreateTable($table);
+
+        $this->connection->insert('for_update', ['id' => 1, 'b1' => 1]);
+        $this->connection->insert('for_update', ['id' => 2, 'b1' => 0]);
+    }
+
+    protected function tearDown(): void
+    {
+        if (! $this->connection->isTransactionActive()) {
+            return;
+        }
+
+        $this->connection->rollBack();
+    }
+
+    public function testDeleteBooleanTrue(): void
+    {
+        $platform = $this->connection->getDatabasePlatform();
+
+        if ($platform instanceof SQLitePlatform) {
+            self::markTestSkipped('Skipping on SQLite');
+        }
+
+        $qb1 = $this->connection->createQueryBuilder();
+        $qb1->delete('for_update')
+            ->where($qb1->expr()->eq('b1', $qb1->createNamedParameter(1, ParameterType::BOOLEAN)))
+            ->executeStatement();
+
+        $qb2 = $this->connection->createQueryBuilder();
+        $qb2->select('id')
+            ->from('for_update');
+
+        self::assertEquals([2], $qb2->fetchFirstColumn());
+    }
+
+    public function testDeleteBooleanTrueWithWrongType(): void
+    {
+        $platform = $this->connection->getDatabasePlatform();
+
+        if ($platform instanceof SQLitePlatform) {
+            self::markTestSkipped('Skipping on SQLite');
+        }
+
+        $qb1 = $this->connection->createQueryBuilder();
+        $qb1->delete('for_update')
+            ->where($qb1->expr()->eq('b1', $qb1->createNamedParameter(1, Types::BOOLEAN)))
+            ->executeStatement();
+
+        $qb2 = $this->connection->createQueryBuilder();
+        $qb2->select('id')
+            ->from('for_update');
+
+        self::assertEquals([2], $qb2->fetchFirstColumn());
+    }
+
+    public function testDeleteBooleanFalse(): void
+    {
+        $platform = $this->connection->getDatabasePlatform();
+
+        if ($platform instanceof SQLitePlatform) {
+            self::markTestSkipped('Skipping on SQLite');
+        }
+
+        $qb1 = $this->connection->createQueryBuilder();
+        $qb1->delete('for_update')
+            ->where($qb1->expr()->eq('b1', $qb1->createNamedParameter(0, ParameterType::BOOLEAN)))
+            ->executeStatement();
+
+        $qb2 = $this->connection->createQueryBuilder();
+        $qb2->select('id')
+            ->from('for_update');
+
+        self::assertEquals([1], $qb2->fetchFirstColumn());
+    }
+
+    public function testDeleteBooleanFalseWithWrongType(): void
+    {
+        $platform = $this->connection->getDatabasePlatform();
+
+        if ($platform instanceof SQLitePlatform) {
+            self::markTestSkipped('Skipping on SQLite');
+        }
+
+        $qb1 = $this->connection->createQueryBuilder();
+        $qb1->delete('for_update')
+            ->where($qb1->expr()->eq('b1', $qb1->createNamedParameter(0, Types::BOOLEAN)))
+            ->executeStatement();
+
+        $qb2 = $this->connection->createQueryBuilder();
+        $qb2->select('id')
+            ->from('for_update');
+
+        self::assertEquals([1], $qb2->fetchFirstColumn());
+    }
+}