diff --git a/README.md b/README.md
index 647063c..e8eefa7 100644
--- a/README.md
+++ b/README.md
@@ -12,7 +12,6 @@ You will need that installed for this plugin to work.
 - Enable & disable CPU threads & SMT
 - Set CPU max frequency and toggle boost
 - Set some GPU power parameters (fastPPT & slowPPT)
-- Set the fan RPM (unsupported on SteamOS beta)
 - Display supplementary battery info
 - Keep settings between restarts (stored in `~/.config/powertools/<appid>.json`)
 
@@ -52,6 +51,8 @@ Get the entry limits for those two commands with `cat /sys/class/hwmon/hwmon4/po
 
 ### Set Fan speed
 
+NOTE: PowerTools no longer supports this, since [Fantastic](https://github.com/NGnius/Fantastic) does it much better.
+
 Enable automatic control: `echo 0 > /sys/class/hwmon/hwmon5/recalculate` enables automatic fan control.
 
 Disable automatic control: `echo 1 > /sys/class/hwmon/hwmon5/recalculate` disables automatic (temperature-based) fan control and starts using the set fan target instead.