diff --git a/src/mainboard/google/bluey/reset.c b/src/mainboard/google/bluey/reset.c
index b10e4d481a..deb0ba8096 100644
--- a/src/mainboard/google/bluey/reset.c
+++ b/src/mainboard/google/bluey/reset.c
@@ -8,5 +8,5 @@
 void do_board_reset(void)
 {
 	if (CONFIG(EC_GOOGLE_CHROMEEC))
-		google_chromeec_reboot(EC_REBOOT_COLD, 0);
+		google_chromeec_reboot(EC_REBOOT_COLD, EC_REBOOT_FLAG_IMMEDIATE);
 }
diff --git a/src/mainboard/google/herobrine/reset.c b/src/mainboard/google/herobrine/reset.c
index d64c650b99..32dd8b3cf4 100644
--- a/src/mainboard/google/herobrine/reset.c
+++ b/src/mainboard/google/herobrine/reset.c
@@ -7,5 +7,5 @@
    but this works well enough for our purposes. */
 void do_board_reset(void)
 {
-	google_chromeec_reboot(EC_REBOOT_COLD, 0);
+	google_chromeec_reboot(EC_REBOOT_COLD, EC_REBOOT_FLAG_IMMEDIATE);
 }
diff --git a/src/mainboard/google/trogdor/reset.c b/src/mainboard/google/trogdor/reset.c
index d64c650b99..32dd8b3cf4 100644
--- a/src/mainboard/google/trogdor/reset.c
+++ b/src/mainboard/google/trogdor/reset.c
@@ -7,5 +7,5 @@
    but this works well enough for our purposes. */
 void do_board_reset(void)
 {
-	google_chromeec_reboot(EC_REBOOT_COLD, 0);
+	google_chromeec_reboot(EC_REBOOT_COLD, EC_REBOOT_FLAG_IMMEDIATE);
 }
diff --git a/src/security/vboot/ec_sync.c b/src/security/vboot/ec_sync.c
index e1d435e7cf..030c391ba0 100644
--- a/src/security/vboot/ec_sync.c
+++ b/src/security/vboot/ec_sync.c
@@ -56,7 +56,7 @@ void vboot_sync_ec(void)
 
 	case VB2_REQUEST_REBOOT_EC_TO_RO:
 		printk(BIOS_INFO, "EC Reboot requested. Doing cold reboot\n");
-		if (google_chromeec_reboot(EC_REBOOT_COLD, 0))
+		if (google_chromeec_reboot(EC_REBOOT_COLD, EC_REBOOT_FLAG_IMMEDIATE))
 			printk(BIOS_EMERG, "Failed to get EC to cold reboot\n");
 
 		halt();