diff --git a/src/soc/intel/jasperlake/pmc.c b/src/soc/intel/jasperlake/pmc.c
index c0507d6..dce791c 100644
--- a/src/soc/intel/jasperlake/pmc.c
+++ b/src/soc/intel/jasperlake/pmc.c
@@ -93,6 +93,14 @@
 	pmc_set_acpi_mode();
 }
 
+static void pm1_enable_pwrbtn_smi(void *unused)
+{
+	/* Enable power button SMI after BS_DEV_INIT_CHIPS (FSP-S) is done. */
+	pmc_update_pm1_enable(PWRBTN_EN);
+}
+
+BOOT_STATE_INIT_ENTRY(BS_DEV_INIT_CHIPS, BS_ON_EXIT, pm1_enable_pwrbtn_smi, NULL);
+
 struct device_operations pmc_ops = {
 	.read_resources		= soc_pmc_read_resources,
 	.set_resources		= noop_set_resources,