diff --git a/providers/base/units/stress/boot.pxu b/providers/base/units/stress/boot.pxu
index 14d1b24eff..3bbf0d4a15 100644
--- a/providers/base/units/stress/boot.pxu
+++ b/providers/base/units/stress/boot.pxu
@@ -58,7 +58,7 @@ requires:
  rtc.wakealarm == 'supported'
 environ: STRESS_BOOT_WAKEUP_DELAY RTC_DEVICE_FILE
 command:
-  rtcwake -v -d "${RTC_DEVICE_FILE:-rtc0}" --mode no -s "${COLD_REBOOT_DELAY:-120}"
+  rtcwake -v -d "${RTC_DEVICE_FILE:-rtc0}" --mode no -s "${STRESS_BOOT_WAKEUP_DELAY:-120}"
   sleep 5
   rtcwake -v -d "${RTC_DEVICE_FILE:-rtc0}" -m show
   sleep 5
@@ -84,7 +84,7 @@ requires:
 environ: STRESS_BOOT_WAKEUP_DELAY STRESS_BOOT_WAIT_DELAY RTC_DEVICE_FILE
 command:
   sleep "${{STRESS_BOOT_WAIT_DELAY:-120}}"
-  rtcwake -v -d "${{RTC_DEVICE_FILE:-rtc0}}" --mode no -s "${{COLD_REBOOT_DELAY:-120}}"
+  rtcwake -v -d "${{RTC_DEVICE_FILE:-rtc0}}" --mode no -s "${{STRESS_BOOT_WAKEUP_DELAY:-120}}"
   sleep 5
   rtcwake -v -d "${{RTC_DEVICE_FILE:-rtc0}}" -m show
   sleep 5