diff --git a/data/lightdm-webkit2-greeter.conf b/data/lightdm-webkit2-greeter.conf
index 5805f0a..a1c1f0c 100644
--- a/data/lightdm-webkit2-greeter.conf
+++ b/data/lightdm-webkit2-greeter.conf
@@ -2,6 +2,7 @@
 # [greeter]
 # webkit-theme = Webkit theme to use. (Default: antergos)
 # debug_mode = Greeter theme debug mode. (Default: false)
+# screensaver-timeout = Blank the screen after this many seconds of inactivity.
 #
 
 [greeter]