diff --git a/src/plugins/accounting_storage/mysql/accounting_storage_mysql.c b/src/plugins/accounting_storage/mysql/accounting_storage_mysql.c
index 6b5ea5cd370ae6525da82e0ff2587f609c5b6c4d..d05ac93c576007add98f7c03cd343fa89bb3ed40 100644
--- a/src/plugins/accounting_storage/mysql/accounting_storage_mysql.c
+++ b/src/plugins/accounting_storage/mysql/accounting_storage_mysql.c
@@ -2390,7 +2390,7 @@ static int _mysql_acct_check_tables(MYSQL *db_conn)
 		{ "track_steps", "tinyint not null" },
 		{ "state", "smallint not null" }, 
 		{ "comp_code", "int default 0 not null" },
-		{ "priority", "int not null" },
+		{ "priority", "int unsigned not null" },
 		{ "req_cpus", "mediumint unsigned not null" }, 
 		{ "alloc_cpus", "mediumint unsigned not null" }, 
 		{ "nodelist", "text" },