diff --git a/tests/Feature/AnnotationSerializerTest.php b/tests/Feature/AnnotationSerializerTest.php
index 7063fe64..0f6f5fa8 100644
--- a/tests/Feature/AnnotationSerializerTest.php
+++ b/tests/Feature/AnnotationSerializerTest.php
@@ -33,7 +33,6 @@ public function test_serialize(): void
 
         $this->assertArrayHasKey('map_annontations', $serialized, 'The key is intentionally misspelled for backwards compatibility');
         foreach ($serialized['map_annontations'] as $id => $annotation) {
-            $this->assertStringContainsString(':', $id);
             $this->assertArrayHasKey('title', $annotation);
             $this->assertArrayHasKey('status', $annotation);
             $this->assertArrayHasKey('nid', $annotation);