diff --git a/sql.go b/sql.go
index 61e159e..f488c32 100644
--- a/sql.go
+++ b/sql.go
@@ -735,7 +735,7 @@ func insertMsgShopMainAck(m *ChatWarsMessageShopMainAck) error {
 	defer stmt.Close()
 
 	var open int
-	if cwm.Open {
+	if m.Open {
 		open = 1
 	} else {
 		open = 0