diff --git a/database/pgsql/queries.go b/database/pgsql/queries.go
index 64e5b20a..c7bd689b 100644
--- a/database/pgsql/queries.go
+++ b/database/pgsql/queries.go
@@ -413,6 +413,6 @@ func queryPersistLayer(count int) string {
 
 func queryInvalidateVulnerabilityCache(count int) string {
 	return fmt.Sprintf(`DELETE FROM vulnerability_affected_feature 
-		WHERE vulnerability_id = (%s)`,
+		WHERE vulnerability_id IN (%s)`,
 		queryString(1, count))
 }