diff --git a/robotoff/insights/annotate.py b/robotoff/insights/annotate.py
index b5fd789cf8..b599b2f028 100644
--- a/robotoff/insights/annotate.py
+++ b/robotoff/insights/annotate.py
@@ -717,7 +717,3 @@ def annotate(
         auth=auth,
         is_vote=is_vote,
     )
-
-
-class InvalidInsight(Exception):
-    pass