diff --git a/drivers/net/wireless/ath/ath9k/init.c b/drivers/net/wireless/ath/ath9k/init.c
index 07a0315dd2f64baff254e18da191c273c32e4173..4856a1739ade54cf8036294c8c4ada9ebc3bc9d8 100644
--- a/drivers/net/wireless/ath/ath9k/init.c
+++ b/drivers/net/wireless/ath/ath9k/init.c
@@ -949,6 +949,7 @@ static void ath9k_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
 	hw->wiphy->flags |= WIPHY_FLAG_HAS_REMAIN_ON_CHANNEL;
 	hw->wiphy->flags |= WIPHY_FLAG_SUPPORTS_5_10_MHZ;
 	hw->wiphy->flags |= WIPHY_FLAG_HAS_CHANNEL_SWITCH;
+	hw->wiphy->flags |= WIPHY_FLAG_AP_UAPSD;
 
 	hw->queues = 4;
 	hw->max_rates = 4;