diff --git a/pm/sleep.d/99video b/pm/sleep.d/99video
index b927a1b..6ff94f1 100755
--- a/pm/sleep.d/99video
+++ b/pm/sleep.d/99video
@@ -107,10 +107,12 @@ radeon_on() { radeon dac on; radeon light on; }
 
 suspend_video()
 {
+	# S3 ACPI handling is special -- it should be handled even if
+	# --quirk-none is set
 	# 0=nothing, 1=s3_bios, 2=s3_mode, 3=both
 	local acpi_flag=0
-	quirk "${QUIRK_S3_BIOS}" && 		acpi_flag=$(($acpi_flag + 1))
-	quirk "${QUIRK_S3_MODE}" && 		acpi_flag=$(($acpi_flag + 2))
+	[ "${QUIRK_S3_BIOS}" ] && 		acpi_flag=$(($acpi_flag + 1))
+	[ "${QUIRK_S3_MODE}" ] && 		acpi_flag=$(($acpi_flag + 2))
 	[ 0 -ne $acpi_flag ] && sysctl -w kernel.acpi_video_flags=$acpi_flag
 	
 	quirk "${QUIRK_VBESTATE_RESTORE}" && 	vbe_savestate