diff --git a/giskard_vision/core/dataloaders/base.py b/giskard_vision/core/dataloaders/base.py
index b8fae98c..5c91091b 100644
--- a/giskard_vision/core/dataloaders/base.py
+++ b/giskard_vision/core/dataloaders/base.py
@@ -184,6 +184,7 @@ def get_meta(self, idx: int) -> Optional[TypesBase.meta]:
                 "width": AttributesIssueMeta,
                 "height": AttributesIssueMeta,
                 "nb_channels": AttributesIssueMeta,
+                "brightness": AttributesIssueMeta,
                 "average_color_r": AttributesIssueMeta,
                 "average_color_g": AttributesIssueMeta,
                 "average_color_b": AttributesIssueMeta,