diff --git a/mt7603_main.c b/mt7603_main.c
index a4f0c0a1..0b8b31ed 100644
--- a/mt7603_main.c
+++ b/mt7603_main.c
@@ -338,6 +338,8 @@ mt7603_conf_tx(struct ieee80211_hw *hw, struct ieee80211_vif *vif, u16 queue,
 	u16 cw_max = (1 << 10) - 1;
 	u32 val;
 
+	queue = dev->mt76.q_tx[queue].hw_idx;
+
 	if (params->cw_min)
 		cw_min = params->cw_min;
 	if (params->cw_max)