diff --git a/drivers/clk/rockchip/clk-rk3188.c b/drivers/clk/rockchip/clk-rk3188.c
index 77aebfb1d6d5..730020fcc7fe 100644
--- a/drivers/clk/rockchip/clk-rk3188.c
+++ b/drivers/clk/rockchip/clk-rk3188.c
@@ -751,6 +751,7 @@ static const char *const rk3188_critical_clocks[] __initconst = {
 	"pclk_peri",
 	"hclk_cpubus",
 	"hclk_vio_bus",
+	"sclk_mac_lbtest",
 };
 
 static struct rockchip_clk_provider *__init rk3188_common_clk_init(struct device_node *np)