diff --git a/doc/useful_addresses.html b/doc/useful_addresses.html
index ebcef713..8b7d68b5 100644
--- a/doc/useful_addresses.html
+++ b/doc/useful_addresses.html
@@ -195,6 +195,9 @@ implementations. Please report any other references you have found!
A C program to vary the fan speeds for the CPU and case fans according to
the temperature of the CPU and motherboard. By Ian Nicholls, more or less
abandoned.
+ xsensors
+ A X11 version of sensors. Requires GTK+ 2.0. Nice, although many chips are not
+ supported yet.
Other hardware monitoring implementations (not using LM Sensors)