diff --git a/Yommy/Vend_SQL/Vend_SQL.c b/Yommy/Vend_SQL/Vend_SQL.c
index f202088..b0a00b8 100644
--- a/Yommy/Vend_SQL/Vend_SQL.c
+++ b/Yommy/Vend_SQL/Vend_SQL.c
@@ -164,7 +164,7 @@ void do_init_vendingstat(void)
 				"`card1` smallint(6) NOT NULL,"
 				"`card2` smallint(6) NOT NULL,"
 				"`card3` smallint(6) NOT NULL,"
-				"`amount` int(10) unsigned NOT NULL,"
+				"`amount` int(10) NOT NULL,"
 				"`price` int(10) unsigned NOT NULL)",
 				vendingstat_table)
 	) {