diff --git a/test/unit/Github/Api/GraphQL/Query/GetMilestoneChangelog/Response/LabelTest.php b/test/unit/Github/Api/GraphQL/Query/GetMilestoneChangelog/Response/LabelTest.php
index ea16e3a8..4845a5c8 100644
--- a/test/unit/Github/Api/GraphQL/Query/GetMilestoneChangelog/Response/LabelTest.php
+++ b/test/unit/Github/Api/GraphQL/Query/GetMilestoneChangelog/Response/LabelTest.php
@@ -48,7 +48,7 @@ public function testInvalidPayload(array $payload): void
         Label::fromPayload($payload);
     }
 
-    /** @return iterable<int, array<array-key,array<string, mixed>>> */
+    /** @return iterable<int, array{array<string, mixed>}> */
     public function provideInvalidPayload(): iterable
     {
         yield [