diff --git a/api/funkwhale_api/music/serializers.py b/api/funkwhale_api/music/serializers.py
index a6ce24aa8..0f0884d67 100644
--- a/api/funkwhale_api/music/serializers.py
+++ b/api/funkwhale_api/music/serializers.py
@@ -309,7 +309,7 @@ class TrackSerializer(OptionalDescriptionMixin, serializers.Serializer):
 class LibraryForOwnerSerializer(serializers.ModelSerializer):
     uploads_count = serializers.SerializerMethodField()
     size = serializers.SerializerMethodField()
-    actor = APIActorSerializer()
+    actor = serializers.SerializerMethodField()
 
     class Meta:
         model = models.Library
@@ -337,6 +337,10 @@ class LibraryForOwnerSerializer(serializers.ModelSerializer):
             {"type": "Update", "object": {"type": "Library"}}, context={"library": obj}
         )
 
+    @extend_schema_field(APIActorSerializer)
+    def get_actor(self, o):
+        return APIActorSerializer(o.actor).data
+
 
 class UploadSerializer(serializers.ModelSerializer):
     from funkwhale_api.audio.serializers import ChannelSerializer