diff --git a/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx.h b/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx.h
index 1955cd288f..0773f1a5af 100644
--- a/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx.h
+++ b/target/linux/ath79/files/drivers/net/ethernet/atheros/ag71xx/ag71xx.h
@@ -65,7 +65,7 @@
 #define AG71XX_TX_RING_SIZE_DEFAULT	128
 #define AG71XX_RX_RING_SIZE_DEFAULT	256
 
-#define AG71XX_TX_RING_SIZE_MAX		128
+#define AG71XX_TX_RING_SIZE_MAX		256
 #define AG71XX_RX_RING_SIZE_MAX		256
 
 #ifdef CONFIG_AG71XX_DEBUG