diff --git a/tests/Symfony/DefaultParameterMapTest.php b/tests/Symfony/DefaultParameterMapTest.php
index 318590d3..e436ca98 100644
--- a/tests/Symfony/DefaultParameterMapTest.php
+++ b/tests/Symfony/DefaultParameterMapTest.php
@@ -25,6 +25,9 @@ public function testGetParameterEscapedPath(): void
 		self::assertNotNull($serviceMap->getParameter('app.string'));
 	}
 
+	/**
+	 * @return Iterator<array-key, array{string, callable}>
+	 */
 	public function getParameterProvider(): Iterator
 	{
 		yield [
diff --git a/tests/Symfony/DefaultServiceMapTest.php b/tests/Symfony/DefaultServiceMapTest.php
index 1188e64e..cf084184 100644
--- a/tests/Symfony/DefaultServiceMapTest.php
+++ b/tests/Symfony/DefaultServiceMapTest.php
@@ -25,6 +25,9 @@ public function testGetContainerEscapedPath(): void
 		self::assertNotNull($serviceMap->getService('withClass'));
 	}
 
+	/**
+	 * @return Iterator<array-key, array{string, callable}>
+	 */
 	public function getServiceProvider(): Iterator
 	{
 		yield [