diff --git a/util/sconfig/main.c b/util/sconfig/main.c
index 74193e6740..f6ec0e200b 100644
--- a/util/sconfig/main.c
+++ b/util/sconfig/main.c
@@ -557,7 +557,7 @@ static void usage(void)
 
 
 int main(int argc, char** argv) {
-	if (argc < 3)
+	if (argc != 3 && argc != 5)
 		usage();
 
 	char *mainboard=argv[1];