diff --git a/mt76_connac_mcu.c b/mt76_connac_mcu.c
index 488fe5ef..2cc5a5b6 100644
--- a/mt76_connac_mcu.c
+++ b/mt76_connac_mcu.c
@@ -1501,6 +1501,8 @@ mt76_connac_mcu_uni_bss_he_tlv(struct mt76_phy *phy, struct ieee80211_vif *vif,
 	struct bss_info_uni_he *he;
 
 	cap = mt76_connac_get_he_phy_cap(phy, vif);
+	if (!cap)
+		return;
 
 	he = (struct bss_info_uni_he *)tlv;
 	he->he_pe_duration = vif->bss_conf.htc_trig_based_pkt_ext;