diff --git a/arch/arm/mach-uniphier/clk/pll-base-ld20.c b/arch/arm/mach-uniphier/clk/pll-base-ld20.c
index 3aa42f8..45fdf0a 100644
--- a/arch/arm/mach-uniphier/clk/pll-base-ld20.c
+++ b/arch/arm/mach-uniphier/clk/pll-base-ld20.c
@@ -48,6 +48,7 @@
 		tmp = readl(base + 4);
 		tmp &= ~SC_PLLCTRL2_SSC_JK_MASK;
 		tmp |= (41859 * freq / divn) & SC_PLLCTRL2_SSC_JK_MASK;
+		writel(tmp, base + 4);
 
 		udelay(50);
 	}