diff --git a/plat/rockchip/rk3399/drivers/pmu/pmu.c b/plat/rockchip/rk3399/drivers/pmu/pmu.c
index 5a385cb..3631a30 100644
--- a/plat/rockchip/rk3399/drivers/pmu/pmu.c
+++ b/plat/rockchip/rk3399/drivers/pmu/pmu.c
@@ -1144,6 +1144,8 @@
 	}
 	mmio_setbits_32(PMU_BASE + PMU_PWRDN_CON, BIT(PMU_SCU_B_PWRDWN_EN));
 
+	secure_watchdog_disable();
+
 	/*
 	 * Disabling PLLs/PWM/DVFS is approaching WFI which is
 	 * the last steps in suspend.
@@ -1173,6 +1175,8 @@
 	enable_dvfs_plls();
 	plls_resume_finish();
 
+	secure_watchdog_restore();
+
 	/* restore clk_ddrc_bpll_src_en gate */
 	mmio_write_32(CRU_BASE + CRU_CLKGATE_CON(3),
 		      BITS_WITH_WMASK(clk_ddrc_save, 0xff, 0));