diff --git a/UPGRADE.md b/UPGRADE.md
index 6e88871cd..df069092c 100644
--- a/UPGRADE.md
+++ b/UPGRADE.md
@@ -1,5 +1,7 @@
 # Upgrade from 1.0.x to 2.0.x
 
+- The `NamedArgumentConstructorAnnotation` has been removed. Use the `@NamedArgumentConstructor`
+  annotation instead.
 - `SimpleAnnotationReader` has been removed.
 - `DocLexer::peek()` and `DocLexer::glimpse` now return
 `Doctrine\Common\Lexer\Token` objects. When using `doctrine/lexer` 2, these
diff --git a/lib/Doctrine/Common/Annotations/DocParser.php b/lib/Doctrine/Common/Annotations/DocParser.php
index d82119286..dc06bcbf8 100644
--- a/lib/Doctrine/Common/Annotations/DocParser.php
+++ b/lib/Doctrine/Common/Annotations/DocParser.php
@@ -523,8 +523,7 @@ class_exists(NamedArgumentConstructor::class);
             'is_annotation'    => strpos($docComment, '@Annotation') !== false,
         ];
 
-        $metadata['has_named_argument_constructor'] = $metadata['has_constructor']
-            && $class->implementsInterface(NamedArgumentConstructorAnnotation::class);
+        $metadata['has_named_argument_constructor'] = false;
 
         // verify that the class is really meant to be an annotation
         if ($metadata['is_annotation']) {
diff --git a/lib/Doctrine/Common/Annotations/NamedArgumentConstructorAnnotation.php b/lib/Doctrine/Common/Annotations/NamedArgumentConstructorAnnotation.php
deleted file mode 100644
index 8af224c0b..000000000
--- a/lib/Doctrine/Common/Annotations/NamedArgumentConstructorAnnotation.php
+++ /dev/null
@@ -1,14 +0,0 @@
-<?php
-
-namespace Doctrine\Common\Annotations;
-
-/**
- * Marker interface for PHP7/PHP8 compatible support
- * for named arguments (and constructor property promotion).
- *
- * @deprecated Implementing this interface is deprecated
- *             Use the Annotation @NamedArgumentConstructor instead
- */
-interface NamedArgumentConstructorAnnotation
-{
-}
diff --git a/tests/Doctrine/Tests/Common/Annotations/DocParserTest.php b/tests/Doctrine/Tests/Common/Annotations/DocParserTest.php
index 97196c7b3..9037936f0 100644
--- a/tests/Doctrine/Tests/Common/Annotations/DocParserTest.php
+++ b/tests/Doctrine/Tests/Common/Annotations/DocParserTest.php
@@ -7,7 +7,6 @@
 use Doctrine\Common\Annotations\Annotation\Target;
 use Doctrine\Common\Annotations\AnnotationException;
 use Doctrine\Common\Annotations\DocParser;
-use Doctrine\Common\Annotations\NamedArgumentConstructorAnnotation;
 use Doctrine\Tests\Common\Annotations\Fixtures\AnnotationTargetAll;
 use Doctrine\Tests\Common\Annotations\Fixtures\AnnotationWithConstants;
 use Doctrine\Tests\Common\Annotations\Fixtures\ClassWithConstants;
@@ -1602,42 +1601,6 @@ public function testWillParseAnnotationSucceededByANonImmediateDash(): void
         self::assertInstanceOf(SomeAnnotationClassNameWithoutConstructorAndProperties::class, $result[0]);
     }
 
-    public function testNamedArgumentsConstructorInterface(): void
-    {
-        $result = $this
-            ->createTestParser()
-            ->parse('/** @NamedAnnotation(foo="baz", bar=2222) */');
-
-        self::assertCount(1, $result);
-        self::assertInstanceOf(NamedAnnotation::class, $result[0]);
-        self::assertSame('baz', $result[0]->getFoo());
-        self::assertSame(2222, $result[0]->getBar());
-    }
-
-    public function testNamedReorderedArgumentsConstructorInterface(): void
-    {
-        $result = $this
-            ->createTestParser()
-            ->parse('/** @NamedAnnotation(bar=2222, foo="baz") */');
-
-        self::assertCount(1, $result);
-        self::assertInstanceOf(NamedAnnotation::class, $result[0]);
-        self::assertSame('baz', $result[0]->getFoo());
-        self::assertSame(2222, $result[0]->getBar());
-    }
-
-    public function testNamedArgumentsConstructorInterfaceWithDefaultValue(): void
-    {
-        $result = $this
-            ->createTestParser()
-            ->parse('/** @NamedAnnotation(foo="baz") */');
-
-        self::assertCount(1, $result);
-        self::assertInstanceOf(NamedAnnotation::class, $result[0]);
-        self::assertSame('baz', $result[0]->getFoo());
-        self::assertSame(1234, $result[0]->getBar());
-    }
-
     public function testNamedArgumentsConstructorAnnotation(): void
     {
         $result = $this
@@ -1751,31 +1714,6 @@ public function expectExceptionMessageMatches(string $regularExpression): void
     }
 }
 
-/** @Annotation */
-class NamedAnnotation implements NamedArgumentConstructorAnnotation
-{
-    /** @var string */
-    private $foo;
-    /** @var int */
-    private $bar;
-
-    public function __construct(string $foo, int $bar = 1234)
-    {
-        $this->foo = $foo;
-        $this->bar = $bar;
-    }
-
-    public function getFoo(): string
-    {
-        return $this->foo;
-    }
-
-    public function getBar(): int
-    {
-        return $this->bar;
-    }
-}
-
 /**
  * @Annotation
  * @NamedArgumentConstructor