diff --git a/mt7915/init.c b/mt7915/init.c
index ab1c538d..68d53c70 100644
--- a/mt7915/init.c
+++ b/mt7915/init.c
@@ -928,8 +928,7 @@ mt7915_set_stream_he_txbf_caps(struct mt7915_phy *phy,
 
 	c = IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US;
 	if (!is_mt7915(&dev->mt76))
-		c |= IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO |
-		     IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO;
+		c |= IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO;
 	elem->phy_cap_info[2] |= c;
 
 	c = IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE |
diff --git a/mt7996/init.c b/mt7996/init.c
index e0abe6fe..6e233fab 100644
--- a/mt7996/init.c
+++ b/mt7996/init.c
@@ -1117,8 +1117,7 @@ mt7996_set_stream_he_txbf_caps(struct mt7996_phy *phy,
 	elem->phy_cap_info[7] &= ~IEEE80211_HE_PHY_CAP7_MAX_NC_MASK;
 
 	c = IEEE80211_HE_PHY_CAP2_NDP_4x_LTF_AND_3_2US |
-	    IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO |
-	    IEEE80211_HE_PHY_CAP2_UL_MU_PARTIAL_MU_MIMO;
+	    IEEE80211_HE_PHY_CAP2_UL_MU_FULL_MU_MIMO;
 	elem->phy_cap_info[2] |= c;
 
 	c = IEEE80211_HE_PHY_CAP4_SU_BEAMFORMEE;