diff --git a/src/utils/Utils.php b/src/utils/Utils.php
index 6f9500125..d761f772f 100644
--- a/src/utils/Utils.php
+++ b/src/utils/Utils.php
@@ -506,7 +506,7 @@ final class Utils{
 		if($rawDocComment === false){ //usually empty doc comment, but this is safer and statically analysable
 			return [];
 		}
-		preg_match_all('/(*ANYCRLF)^[\t ]*(?:\* )?@([a-zA-Z]+)(?:[\t ]+(.+?))?[\t ]*$/m', $rawDocComment, $matches);
+		preg_match_all('/(*ANYCRLF)^[\t ]*(?:\* )?@([a-zA-Z\-]+)(?:[\t ]+(.+?))?[\t ]*$/m', $rawDocComment, $matches);
 
 		return array_combine($matches[1], $matches[2]);
 	}
diff --git a/tests/phpunit/utils/UtilsTest.php b/tests/phpunit/utils/UtilsTest.php
index 80fe84a45..7a8448815 100644
--- a/tests/phpunit/utils/UtilsTest.php
+++ b/tests/phpunit/utils/UtilsTest.php
@@ -90,6 +90,12 @@ class UtilsTest extends TestCase{
 		self::assertCount(0, $tags);
 	}
 
+	public function testParseDocCommentWithTagsContainingHyphens() : void{
+		$tags = Utils::parseDocComment("/** @phpstan-return list<string> */");
+		self::assertArrayHasKey("phpstan-return", $tags);
+		self::assertEquals("list<string>", $tags["phpstan-return"]);
+	}
+
 	public function testNamespacedNiceClosureName() : void{
 		//be careful with this test. The closure has to be declared on the same line as the assertion.
 		self::assertSame('closure@' . Filesystem::cleanPath(__FILE__) . '#L' . __LINE__, Utils::getNiceClosureName(function() : void{}));