diff --git a/drivers/net/phy/atheros.c b/drivers/net/phy/atheros.c
index b20b4df981..32c2ab9944 100644
--- a/drivers/net/phy/atheros.c
+++ b/drivers/net/phy/atheros.c
@@ -50,7 +50,7 @@ static struct phy_driver AR8021_driver =  {
 static struct phy_driver AR8031_driver =  {
 	.name = "AR8031/AR8033",
 	.uid = 0x4dd074,
-	.mask = 0x4fffff,
+	.mask = 0xffffffef,
 	.features = PHY_GBIT_FEATURES,
 	.config = ar8021_config,
 	.startup = genphy_startup,
@@ -60,7 +60,7 @@ static struct phy_driver AR8031_driver =  {
 static struct phy_driver AR8035_driver =  {
 	.name = "AR8035",
 	.uid = 0x4dd072,
-	.mask = 0x4fffff,
+	.mask = 0xffffffef,
 	.features = PHY_GBIT_FEATURES,
 	.config = ar8035_config,
 	.startup = genphy_startup,