diff --git a/syncapi/storage/postgres/relations_table.go b/syncapi/storage/postgres/relations_table.go
index 5ed8059fb..87064ed7c 100644
--- a/syncapi/storage/postgres/relations_table.go
+++ b/syncapi/storage/postgres/relations_table.go
@@ -109,6 +109,9 @@ func (s *relationsStatements) DeleteRelation(
 	_, err := stmt.ExecContext(
 		ctx, roomID, childEventID,
 	)
+	if err == sql.ErrNoRows {
+		return nil
+	}
 	return err
 }