diff --git a/drivers/clk/rockchip/clk_rk3399.c b/drivers/clk/rockchip/clk_rk3399.c
index 6a78837619..4caf3b5617 100644
--- a/drivers/clk/rockchip/clk_rk3399.c
+++ b/drivers/clk/rockchip/clk_rk3399.c
@@ -728,7 +728,7 @@ static ulong rk3399_mmc_get_clk(struct rockchip_cru *cru, uint clk_id)
 		div = 2;
 		break;
 	case SCLK_EMMC:
-		con = readl(&cru->clksel_con[21]);
+		con = readl(&cru->clksel_con[22]);
 		div = 1;
 		break;
 	default: