diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/init.c b/drivers/net/wireless/mediatek/mt76/mt7996/init.c
index d8a013812d1e..c55038554114 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/init.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/init.c
@@ -1193,6 +1193,9 @@ mt7996_init_eht_caps(struct mt7996_phy *phy, enum nl80211_band band,
 		u8_encode_bits(IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_11454,
 			       IEEE80211_EHT_MAC_CAP0_MAX_MPDU_LEN_MASK);
 
+	eht_cap_elem->mac_cap_info[1] |=
+		IEEE80211_EHT_MAC_CAP1_MAX_AMPDU_LEN_MASK;
+
 	eht_cap_elem->phy_cap_info[0] =
 		IEEE80211_EHT_PHY_CAP0_NDP_4_EHT_LFT_32_GI |
 		IEEE80211_EHT_PHY_CAP0_SU_BEAMFORMER |