diff --git a/mt76_connac.h b/mt76_connac.h
index b34354f3..cf04ad14 100644
--- a/mt76_connac.h
+++ b/mt76_connac.h
@@ -306,7 +306,8 @@ static inline bool is_mt798x(struct mt76_dev *dev)
 
 static inline bool is_mt7996(struct mt76_dev *dev)
 {
-	return mt76_chip(dev) == 0x7990;
+	u16 chip = mt76_chip(dev);
+	return chip == 0x7990 || chip == 0x7991;
 }
 
 static inline bool is_mt7992(struct mt76_dev *dev)