diff --git a/drivers/net/wireless/realtek/rtw88/rx.h b/drivers/net/wireless/realtek/rtw88/rx.h
index d3668c4efc24..8a072dd3d73c 100644
--- a/drivers/net/wireless/realtek/rtw88/rx.h
+++ b/drivers/net/wireless/realtek/rtw88/rx.h
@@ -41,7 +41,7 @@ enum rtw_rx_desc_enc {
 #define GET_RX_DESC_TSFL(rxdesc)                                               \
 	le32_get_bits(*((__le32 *)(rxdesc) + 0x05), GENMASK(31, 0))
 #define GET_RX_DESC_BW(rxdesc)                                                 \
-	(le32_get_bits(*((__le32 *)(rxdesc) + 0x04), GENMASK(31, 24)))
+	(le32_get_bits(*((__le32 *)(rxdesc) + 0x04), GENMASK(5, 4)))
 
 void rtw_rx_stats(struct rtw_dev *rtwdev, struct ieee80211_vif *vif,
 		  struct sk_buff *skb);