diff --git a/drivers/net/wireless/realtek/rtw89/mac80211.c b/drivers/net/wireless/realtek/rtw89/mac80211.c
index 8aed0d101bf3..487d79938bc7 100644
--- a/drivers/net/wireless/realtek/rtw89/mac80211.c
+++ b/drivers/net/wireless/realtek/rtw89/mac80211.c
@@ -303,7 +303,7 @@ static u8 rtw89_aifsn_to_aifs(struct rtw89_dev *rtwdev,
 	u8 sifs;
 
 	slot_time = vif->bss_conf.use_short_slot ? 9 : 20;
-	sifs = chan->band_type == RTW89_BAND_5G ? 16 : 10;
+	sifs = chan->band_type == RTW89_BAND_2G ? 10 : 16;
 
 	return aifsn * slot_time + sifs;
 }