diff --git a/drivers/net/wireless/wl3501_cs.c b/drivers/net/wireless/wl3501_cs.c
index cfde68c..2690f29 100644
--- a/drivers/net/wireless/wl3501_cs.c
+++ b/drivers/net/wireless/wl3501_cs.c
@@ -1893,7 +1893,7 @@
 };
 
 static const struct iw_handler_def wl3501_handler_def = {
-	.num_standard	= sizeof(wl3501_handler) / sizeof(iw_handler),
+	.num_standard	= ARRAY_SIZE(wl3501_handler),
 	.standard	= (iw_handler *)wl3501_handler,
 	.get_wireless_stats = wl3501_get_wireless_stats,
 };