diff --git a/sys/net80211/ieee80211_ht.c b/sys/net80211/ieee80211_ht.c
--- a/sys/net80211/ieee80211_ht.c
+++ b/sys/net80211/ieee80211_ht.c
@@ -3203,7 +3203,7 @@
 			for (i = 39; i <= 52; i++)
 				setbit(frm, i);
 		}
-		if (ic->ic_txstream >= 4) {
+		if (ic->ic_rxstream >= 4) {
 			for (i = 53; i <= 76; i++)
 				setbit(frm, i);
 		}