diff --git a/rules-tests/DowngradePhp73/Rector/FuncCall/DowngradeTrailingCommasInFunctionCallsRector/Fixture/fixture.php.inc b/rules-tests/DowngradePhp73/Rector/FuncCall/DowngradeTrailingCommasInFunctionCallsRector/Fixture/fixture.php.inc
index 801aaf49..85cef5f4 100644
--- a/rules-tests/DowngradePhp73/Rector/FuncCall/DowngradeTrailingCommasInFunctionCallsRector/Fixture/fixture.php.inc
+++ b/rules-tests/DowngradePhp73/Rector/FuncCall/DowngradeTrailingCommasInFunctionCallsRector/Fixture/fixture.php.inc
@@ -26,12 +26,13 @@ class Fixture
 {
     public function run()
     {
-        compact('posts', 'units');
-        $this->setData('posts', 'units');
+        compact('posts','units');
+        $this->setData('posts','units');
 
-        self::run('posts', 'units');
+        self::run('posts','units');
 
-        self::run('posts', 'units');
+        self::run('posts',
+                  'units');
     }
 }
 
diff --git a/rules-tests/DowngradePhp73/Rector/FuncCall/DowngradeTrailingCommasInFunctionCallsRector/Fixture/multi_space.php.inc b/rules-tests/DowngradePhp73/Rector/FuncCall/DowngradeTrailingCommasInFunctionCallsRector/Fixture/multi_space.php.inc
new file mode 100644
index 00000000..b76b67fd
--- /dev/null
+++ b/rules-tests/DowngradePhp73/Rector/FuncCall/DowngradeTrailingCommasInFunctionCallsRector/Fixture/multi_space.php.inc
@@ -0,0 +1,29 @@
+<?php
+
+namespace Rector\Tests\DowngradePhp73\Rector\FuncCall\DowngradeTrailingCommasInFunctionCallsRector\Fixture;
+
+// @see https://3v4l.org/POahP#v7.2.17
+class MultiSpace
+{
+    public function run()
+    {
+        self::run('posts','units'  , );
+    }
+}
+
+?>
+-----
+<?php
+
+namespace Rector\Tests\DowngradePhp73\Rector\FuncCall\DowngradeTrailingCommasInFunctionCallsRector\Fixture;
+
+// @see https://3v4l.org/POahP#v7.2.17
+class MultiSpace
+{
+    public function run()
+    {
+        self::run('posts','units'   );
+    }
+}
+
+?>
diff --git a/rules-tests/DowngradePhp73/Rector/FuncCall/DowngradeTrailingCommasInFunctionCallsRector/Fixture/new.php.inc b/rules-tests/DowngradePhp73/Rector/FuncCall/DowngradeTrailingCommasInFunctionCallsRector/Fixture/new.php.inc
index 9209e6b0..30fd356d 100644
--- a/rules-tests/DowngradePhp73/Rector/FuncCall/DowngradeTrailingCommasInFunctionCallsRector/Fixture/new.php.inc
+++ b/rules-tests/DowngradePhp73/Rector/FuncCall/DowngradeTrailingCommasInFunctionCallsRector/Fixture/new.php.inc
@@ -22,7 +22,10 @@ class Foo
 {
     public function doFoo()
     {
-        new self('foo', 'bar');
+        new self(
+            'foo',
+            'bar'
+        );
     }
 }
 ?>
diff --git a/rules/DowngradePhp73/Rector/FuncCall/DowngradeTrailingCommasInFunctionCallsRector.php b/rules/DowngradePhp73/Rector/FuncCall/DowngradeTrailingCommasInFunctionCallsRector.php
index 0b09978e..9bee1977 100644
--- a/rules/DowngradePhp73/Rector/FuncCall/DowngradeTrailingCommasInFunctionCallsRector.php
+++ b/rules/DowngradePhp73/Rector/FuncCall/DowngradeTrailingCommasInFunctionCallsRector.php
@@ -10,7 +10,6 @@
 use PhpParser\Node\Expr\New_;
 use PhpParser\Node\Expr\StaticCall;
 use Rector\DowngradePhp73\Tokenizer\FollowedByCommaAnalyzer;
-use Rector\NodeTypeResolver\Node\AttributeKey;
 use Rector\Rector\AbstractRector;
 use Symplify\RuleDocGenerator\ValueObject\CodeSample\CodeSample;
 use Symplify\RuleDocGenerator\ValueObject\RuleDefinition;
@@ -90,8 +89,17 @@ public function refactor(Node $node): ?Node
             return null;
         }
 
-        // remove comma
-        $node->setAttribute(AttributeKey::ORIGINAL_NODE, null);
+        $tokens = $this->file->getOldTokens();
+        $iteration = 1;
+
+        while (isset($tokens[$args[$lastArgKey]->getEndTokenPos() + $iteration])) {
+            if (trim($tokens[$args[$lastArgKey]->getEndTokenPos() + $iteration]->text) === ',') {
+                $tokens[$args[$lastArgKey]->getEndTokenPos() + $iteration]->text = '';
+                break;
+            }
+
+            ++$iteration;
+        }
 
         return $node;
     }
diff --git a/tests/Issues/DowngradeHeredoc/DowngradeHeredocTest.php b/tests/Issues/DowngradeHeredoc/DowngradeHeredocTest.php
new file mode 100644
index 00000000..cf730d2a
--- /dev/null
+++ b/tests/Issues/DowngradeHeredoc/DowngradeHeredocTest.php
@@ -0,0 +1,28 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Rector\Tests\Issues\DowngradeHeredoc;
+
+use Iterator;
+use PHPUnit\Framework\Attributes\DataProvider;
+use Rector\Testing\PHPUnit\AbstractRectorTestCase;
+
+final class DowngradeHeredocTest extends AbstractRectorTestCase
+{
+    #[DataProvider('provideData')]
+    public function test(string $filePath): void
+    {
+        $this->doTestFile($filePath);
+    }
+
+    public static function provideData(): Iterator
+    {
+        return self::yieldFilesFromDirectory(__DIR__ . '/Fixture');
+    }
+
+    public function provideConfigFilePath(): string
+    {
+        return __DIR__ . '/config/configured_rule.php';
+    }
+}
diff --git a/tests/Issues/DowngradeHeredoc/Fixture/fixture.php.inc b/tests/Issues/DowngradeHeredoc/Fixture/fixture.php.inc
new file mode 100644
index 00000000..0c1fdb69
--- /dev/null
+++ b/tests/Issues/DowngradeHeredoc/Fixture/fixture.php.inc
@@ -0,0 +1,115 @@
+<?php
+
+namespace Rector\Tests\Issues\DowngradeNullJson\DowngradeHeredoc;
+
+class Fixture
+{
+    public function getDefinition(): FixerDefinitionInterface
+    {
+        return new FixerDefinition(
+            'Sorts attributes using the configured sort algorithm.',
+            [
+                new VersionSpecificCodeSample(
+                    <<<'EOL'
+                        <?php
+
+                        #[Foo]
+                        #[Bar(3)]
+                        #[Qux(new Bar(5))]
+                        #[Corge(a: 'test')]
+                        class Sample1 {}
+
+                        #[
+                            Foo,
+                            Bar(3),
+                            Qux(new Bar(5)),
+                            Corge(a: 'test'),
+                        ]
+                        class Sample2 {}
+
+                        EOL,
+                    new VersionSpecification(8_00_00),
+                ),
+                new VersionSpecificCodeSample(
+                    <<<'EOL'
+                        <?php
+
+                        use A\B\Foo;
+                        use A\B\Bar as BarAlias;
+                        use A\B as AB;
+
+                        #[Foo]
+                        #[BarAlias(3)]
+                        #[AB\Qux(new Bar(5))]
+                        #[\A\B\Corge(a: 'test')]
+                        class Sample1 {}
+
+                        EOL,
+                    new VersionSpecification(8_00_00),
+                    ['sort_algorithm' => self::ORDER_CUSTOM, 'order' => ['A\B\Qux', 'A\B\Bar', 'A\B\Corge']],
+                ),
+            ],
+        );
+    }
+}
+
+?>
+-----
+<?php
+
+namespace Rector\Tests\Issues\DowngradeNullJson\DowngradeHeredoc;
+
+class Fixture
+{
+    public function getDefinition(): FixerDefinitionInterface
+    {
+        return new FixerDefinition(
+            'Sorts attributes using the configured sort algorithm.',
+            [
+                new VersionSpecificCodeSample(
+                    <<<'EOL'
+<?php
+
+#[Foo]
+#[Bar(3)]
+#[Qux(new Bar(5))]
+#[Corge(a: 'test')]
+class Sample1 {}
+
+#[
+Foo,
+Bar(3),
+Qux(new Bar(5)),
+Corge(a: 'test'),
+]
+class Sample2 {}
+
+EOL
+,
+                    new VersionSpecification(80000)
+                ),
+                new VersionSpecificCodeSample(
+                    <<<'EOL'
+<?php
+
+use A\B\Foo;
+use A\B\Bar as BarAlias;
+use A\B as AB;
+
+#[Foo]
+#[BarAlias(3)]
+#[AB\Qux(new Bar(5))]
+#[\A\B\Corge(a: 'test')]
+class Sample1 {}
+
+EOL
+,
+                    new VersionSpecification(80000),
+                    ['sort_algorithm' => self::ORDER_CUSTOM, 'order' => ['A\B\Qux', 'A\B\Bar', 'A\B\Corge']]
+                ),
+            ]
+        );
+    }
+}
+
+?>
diff --git a/tests/Issues/DowngradeHeredoc/config/configured_rule.php b/tests/Issues/DowngradeHeredoc/config/configured_rule.php
new file mode 100644
index 00000000..5550cffe
--- /dev/null
+++ b/tests/Issues/DowngradeHeredoc/config/configured_rule.php
@@ -0,0 +1,10 @@
+<?php
+
+declare(strict_types=1);
+
+use Rector\Config\RectorConfig;
+use Rector\Set\ValueObject\DowngradeLevelSetList;
+
+return static function (RectorConfig $rectorConfig): void {
+    $rectorConfig->sets([DowngradeLevelSetList::DOWN_TO_PHP_72]);
+};