#define ath6kl_g_rates     (ath6kl_rates + 0)
 #define ath6kl_g_rates_size    12
 
+#define ath6kl_g_htcap (IEEE80211_HT_CAP_SUP_WIDTH_20_40 | \
+                       IEEE80211_HT_CAP_SGI_20          | \
+                       IEEE80211_HT_CAP_SGI_40)
+
 static struct ieee80211_channel ath6kl_2ghz_channels[] = {
        CHAN2G(1, 2412, 0),
        CHAN2G(2, 2417, 0),
        .channels = ath6kl_2ghz_channels,
        .n_bitrates = ath6kl_g_rates_size,
        .bitrates = ath6kl_g_rates,
+       .ht_cap.cap = ath6kl_g_htcap,
+       .ht_cap.ht_supported = true,
 };
 
 static struct ieee80211_supported_band ath6kl_band_5ghz = {
        .channels = ath6kl_5ghz_a_channels,
        .n_bitrates = ath6kl_a_rates_size,
        .bitrates = ath6kl_a_rates,
+       .ht_cap.cap = ath6kl_g_htcap,
+       .ht_cap.ht_supported = true,
 };
 
 #define CCKM_KRK_CIPHER_SUITE 0x004096ff /* use for KRK */