diff --git a/mt7603_init.c b/mt7603_init.c
index 7622cafc..06c4fe80 100644
--- a/mt7603_init.c
+++ b/mt7603_init.c
@@ -179,7 +179,7 @@ mt7603_mac_init(struct mt7603_dev *dev)
 		FIELD_PREP(MT_AGG_LIMIT_AC(3), 21));
 
 	mt76_wr(dev, MT_AGG_CONTROL,
-		FIELD_PREP(MT_AGG_CONTROL_BAR_RATE, 0x80) |
+		FIELD_PREP(MT_AGG_CONTROL_BAR_RATE, 0x4b) |
 		FIELD_PREP(MT_AGG_CONTROL_CFEND_RATE, 0x69) |
 		MT_AGG_CONTROL_NO_BA_AR_RULE);
 
diff --git a/mt7603_regs.h b/mt7603_regs.h
index e59ec91c..5168078c 100644
--- a/mt7603_regs.h
+++ b/mt7603_regs.h
@@ -191,7 +191,7 @@
 #define MT_AGG_CONTROL_CFEND_SPE_EN	BIT(3)
 #define MT_AGG_CONTROL_CFEND_RATE	GENMASK(15, 4)
 #define MT_AGG_CONTROL_BAR_SPE_EN	BIT(19)
-#define MT_AGG_CONTROL_BAR_RATE		GENMASK(31, 24)
+#define MT_AGG_CONTROL_BAR_RATE		GENMASK(31, 20)
 
 #define MT_AGG_TMP			MT_WF_AGG(0x0d8)