diff --git a/robotoff/models.py b/robotoff/models.py
index 0a2b36e34d..1002882478 100644
--- a/robotoff/models.py
+++ b/robotoff/models.py
@@ -99,6 +99,7 @@ def serialize(self, full: bool = False) -> JSONType:
                 "type": self.type,
                 "barcode": self.barcode,
                 "countries": self.countries,
+                "source_image": self.source_image,
                 **self.data,
             }