diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 7d94eabaff81..adfbe81693a6 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -364,7 +364,7 @@ static void sky2_phy_init(struct sky2_hw *hw, unsigned port)
 			/* for SFP-module set SIGDET polarity to low */
 			ctrl = gm_phy_read(hw, port, PHY_MARV_PHY_CTRL);
 			ctrl |= PHY_M_FIB_SIGD_POL;
-			gm_phy_write(hw, port, PHY_MARV_CTRL, ctrl);
+			gm_phy_write(hw, port, PHY_MARV_PHY_CTRL, ctrl);
 		}
 
 		gm_phy_write(hw, port, PHY_MARV_EXT_ADR, pg);