diff --git a/README.md b/README.md
index 453d94d8..dd2b46bf 100644
--- a/README.md
+++ b/README.md
@@ -377,7 +377,8 @@ key | optional | type | default | description
 `updateMode` | True | string | `auto-notify` | Update Mode; Possible values: "auto", "auto-notify", "manual"
 `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.
+`sleepBrightness` | True | integer/complex | `20` | Brightness for the screen on the screensaver, see example below for complex/scheduled config.
+`screenBrightness` | True | integer/complex | `100` | Brightness for the screen during usage, config format is the same as sleepBrightness.
 `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