diff --git a/include/net/ieee80211_radiotap.h b/include/net/ieee80211_radiotap.h
index 27ee67b38ea8..ffdfbade25b8 100644
--- a/include/net/ieee80211_radiotap.h
+++ b/include/net/ieee80211_radiotap.h
@@ -596,7 +596,7 @@ enum ieee80211_radiotap_eht_usig_mu {
 
 enum ieee80211_radiotap_eht_usig_tb {
 	/* TB-USIG-1 */
-	IEEE80211_RADIOTAP_EHT_USIG1_TB_B20_B25_DISREGARD	= 0x0000001f,
+	IEEE80211_RADIOTAP_EHT_USIG1_TB_B20_B25_DISREGARD	= 0x0000003f,
 
 	/* TB-USIG-2 */
 	IEEE80211_RADIOTAP_EHT_USIG2_TB_B0_B1_PPDU_TYPE		= 0x000000c0,