diff --git a/README.md b/README.md
index 81a4391b..bdd91bb5 100644
--- a/README.md
+++ b/README.md
@@ -348,7 +348,7 @@ key | optional | type | default | description
 `model` | True | string | `eu` | Model; Possible values: "eu", "us-l" and "us-p"
 `sleepTimeout` | True | integer | `20` | Timeout for the screen to enter screensaver, to disable screensaver use 0
 `sleepBrightness` | True | integer/complex | `20` | Brightness for the screen to enter screensaver, see example below for complex/scheduled config.
-`sleepTracking` | True | string | None | Forces screensaver brightness to 0 in case entity state is not_home, can be a group, person or device_tracker entity.
+`sleepTracking` | True | string | None | Forces screensaver brightness to 0 in case entity state is not_home or off, can be a group, person or device_tracker entity.
 `locale` | True | string | `en_US` | Used by babel to determinante Date format on screensaver, also used for localization.
 `dateFormatBabel` | True | string | `full` | formatting options on https://babel.pocoo.org/en/latest/dates.html?highlight=name%20of%20day#date-fields
 `timeFormat` | True | string | `%H:%M` | Time Format on screensaver. Substring after `?` is displayed in a seperate smaller textbox. Useful for 12h time format with AM/PM  `"%I:%M   ?%p"`