diff --git a/drivers/net/wireless/mwifiex/cfg80211.c b/drivers/net/wireless/mwifiex/cfg80211.c
index b4890a0..84508b0 100644
--- a/drivers/net/wireless/mwifiex/cfg80211.c
+++ b/drivers/net/wireless/mwifiex/cfg80211.c
@@ -646,7 +646,7 @@
 	.channels = mwifiex_channels_2ghz,
 	.n_channels = ARRAY_SIZE(mwifiex_channels_2ghz),
 	.bitrates = mwifiex_rates,
-	.n_bitrates = 14,
+	.n_bitrates = ARRAY_SIZE(mwifiex_rates),
 };
 
 static struct ieee80211_channel mwifiex_channels_5ghz[] = {