diff --git a/db/routines/vn/procedures/sale_getProblems.sql b/db/routines/vn/procedures/sale_getProblems.sql
index 2bba8fbc39..b50b4784da 100644
--- a/db/routines/vn/procedures/sale_getProblems.sql
+++ b/db/routines/vn/procedures/sale_getProblems.sql
@@ -40,7 +40,7 @@ BEGIN
 		isTooLittle BOOL DEFAULT FALSE,
 		isVip BOOL DEFAULT FALSE,
 		PRIMARY KEY (ticketFk, saleFk)
-	) ENGINE = MEMORY;
+	); -- No memory
 
 	INSERT INTO tmp.sale_problems(ticketFk,
 									saleFk,