diff --git a/src/Ast/PhpDoc/MixinTagValueNode.php b/src/Ast/PhpDoc/MixinTagValueNode.php
new file mode 100644
index 0000000..8290181
--- /dev/null
+++ b/src/Ast/PhpDoc/MixinTagValueNode.php
@@ -0,0 +1,28 @@
+<?php declare(strict_types = 1);
+
+namespace PHPStan\PhpDocParser\Ast\PhpDoc;
+
+use PHPStan\PhpDocParser\Ast\Type\TypeNode;
+
+class MixinTagValueNode implements PhpDocTagValueNode
+{
+
+	/** @var TypeNode */
+	public $type;
+
+	/** @var string (may be empty) */
+	public $description;
+
+	public function __construct(TypeNode $type, string $description)
+	{
+		$this->type = $type;
+		$this->description = $description;
+	}
+
+
+	public function __toString(): string
+	{
+		return trim("{$this->type} {$this->description}");
+	}
+
+}
diff --git a/src/Ast/PhpDoc/PhpDocNode.php b/src/Ast/PhpDoc/PhpDocNode.php
index bb14d0d..64a57af 100644
--- a/src/Ast/PhpDoc/PhpDocNode.php
+++ b/src/Ast/PhpDoc/PhpDocNode.php
@@ -154,6 +154,20 @@ class PhpDocNode implements Node
 	}
 
 
+	/**
+	 * @return MixinTagValueNode[]
+	 */
+	public function getMixinTagValues(string $tagName = '@mixin'): array
+	{
+		return array_column(
+			array_filter($this->getTagsByName($tagName), static function (PhpDocTagNode $tag): bool {
+				return $tag->value instanceof MixinTagValueNode;
+			}),
+			'value'
+		);
+	}
+
+
 	/**
 	 * @return \PHPStan\PhpDocParser\Ast\PhpDoc\DeprecatedTagValueNode[]
 	 */
diff --git a/src/Parser/PhpDocParser.php b/src/Parser/PhpDocParser.php
index 17280b8..ecfbc3a 100644
--- a/src/Parser/PhpDocParser.php
+++ b/src/Parser/PhpDocParser.php
@@ -136,6 +136,10 @@ class PhpDocParser
 					$tagValue = $this->parseThrowsTagValue($tokens);
 					break;
 
+				case '@mixin':
+					$tagValue = $this->parseMixinTagValue($tokens);
+					break;
+
 				case '@deprecated':
 					$tagValue = $this->parseDeprecatedTagValue($tokens);
 					break;
@@ -235,6 +239,13 @@ class PhpDocParser
 		return new Ast\PhpDoc\ThrowsTagValueNode($type, $description);
 	}
 
+	private function parseMixinTagValue(TokenIterator $tokens): Ast\PhpDoc\MixinTagValueNode
+	{
+		$type = $this->typeParser->parse($tokens);
+		$description = $this->parseOptionalDescription($tokens, true);
+		return new Ast\PhpDoc\MixinTagValueNode($type, $description);
+	}
+
 	private function parseDeprecatedTagValue(TokenIterator $tokens): Ast\PhpDoc\DeprecatedTagValueNode
 	{
 		$description = $this->parseOptionalDescription($tokens);
diff --git a/tests/PHPStan/Parser/PhpDocParserTest.php b/tests/PHPStan/Parser/PhpDocParserTest.php
index 79dd248..19bcfb1 100644
--- a/tests/PHPStan/Parser/PhpDocParserTest.php
+++ b/tests/PHPStan/Parser/PhpDocParserTest.php
@@ -12,6 +12,7 @@ use PHPStan\PhpDocParser\Ast\PhpDoc\ImplementsTagValueNode;
 use PHPStan\PhpDocParser\Ast\PhpDoc\InvalidTagValueNode;
 use PHPStan\PhpDocParser\Ast\PhpDoc\MethodTagValueNode;
 use PHPStan\PhpDocParser\Ast\PhpDoc\MethodTagValueParameterNode;
+use PHPStan\PhpDocParser\Ast\PhpDoc\MixinTagValueNode;
 use PHPStan\PhpDocParser\Ast\PhpDoc\ParamTagValueNode;
 use PHPStan\PhpDocParser\Ast\PhpDoc\PhpDocNode;
 use PHPStan\PhpDocParser\Ast\PhpDoc\PhpDocTagNode;
@@ -54,6 +55,7 @@ class PhpDocParserTest extends \PHPUnit\Framework\TestCase
 	 * @dataProvider provideVarTagsData
 	 * @dataProvider provideReturnTagsData
 	 * @dataProvider provideThrowsTagsData
+	 * @dataProvider provideMixinTagsData
 	 * @dataProvider provideDeprecatedTagsData
 	 * @dataProvider providePropertyTagsData
 	 * @dataProvider provideMethodTagsData
@@ -1064,6 +1066,105 @@ class PhpDocParserTest extends \PHPUnit\Framework\TestCase
 		];
 	}
 
+	public function provideMixinTagsData(): \Iterator
+	{
+		yield [
+			'OK without description',
+			'/** @mixin Foo */',
+			new PhpDocNode([
+				new PhpDocTagNode(
+					'@mixin',
+					new MixinTagValueNode(
+						new IdentifierTypeNode('Foo'),
+						''
+					)
+				),
+			]),
+		];
+
+		yield [
+			'OK with description',
+			'/** @mixin Foo optional description */',
+			new PhpDocNode([
+				new PhpDocTagNode(
+					'@mixin',
+					new MixinTagValueNode(
+						new IdentifierTypeNode('Foo'),
+						'optional description'
+					)
+				),
+			]),
+		];
+
+		yield [
+			'OK with description that starts with TOKEN_OPEN_SQUARE_BRACKET',
+			'/** @mixin Foo [Bar] */',
+			new PhpDocNode([
+				new PhpDocTagNode(
+					'@mixin',
+					new MixinTagValueNode(
+						new IdentifierTypeNode('Foo'),
+						'[Bar]'
+					)
+				),
+			]),
+		];
+
+		yield [
+			'invalid without type and description',
+			'/** @mixin */',
+			new PhpDocNode([
+				new PhpDocTagNode(
+					'@mixin',
+					new InvalidTagValueNode(
+						'',
+						new \PHPStan\PhpDocParser\Parser\ParserException(
+							'*/',
+							Lexer::TOKEN_CLOSE_PHPDOC,
+							11,
+							Lexer::TOKEN_IDENTIFIER
+						)
+					)
+				),
+			]),
+		];
+
+		yield [
+			'invalid with type and disallowed description start token',
+			'/** @mixin Foo | #desc */',
+			new PhpDocNode([
+				new PhpDocTagNode(
+					'@mixin',
+					new InvalidTagValueNode(
+						'Foo | #desc',
+						new \PHPStan\PhpDocParser\Parser\ParserException(
+							'#desc',
+							Lexer::TOKEN_OTHER,
+							17,
+							Lexer::TOKEN_IDENTIFIER
+						)
+					)
+				),
+			]),
+		];
+
+		yield [
+			'generic @mixin',
+			'/** @mixin Foo<Bar> */',
+			new PhpDocNode([
+				new PhpDocTagNode(
+					'@mixin',
+					new MixinTagValueNode(
+						new GenericTypeNode(new IdentifierTypeNode('Foo'), [
+							new IdentifierTypeNode('Bar'),
+						]),
+						''
+					)
+				),
+			]),
+		];
+	}
+
 	public function provideDeprecatedTagsData(): \Iterator
 	{
 		yield [