diff --git a/configure.md b/configure.md
index a027282..f33ec92 100644
--- a/configure.md
+++ b/configure.md
@@ -75,13 +75,10 @@
 *   `/sys/devices/platform/ahb/1e786000.pwm-tacho-controller/hwmon/<asterisk
     asterisk>/pwm1`
 
-If the `writePath` value contains: `/xyz/openbmc_project/control/fanpwm/` it
+If the `writePath` value contains: `/xyz/openbmc_project/sensors/fan_tach/fan{N}` it
 sets of a sensor object that writes over dbus to the
-`xyz.openbmc_project.Control.FanPwm` interface. The `writePath` should end with
-the sensor's dbus name.
-
-**BUG NOTE** It's currently using the writePath specified for fanpwm as the
-sensor path, when in fact, the interface is attached to:
+`xyz.openbmc_project.Control.FanPwm` interface. The `writePath` should be the
+full object path.
 
 ```
 busctl introspect xyz.openbmc_project.Hwmon-1644477290.Hwmon1 /xyz/openbmc_project/sensors/fan_tach/fan1 --no-pager
diff --git a/util.cpp b/util.cpp
index f66f20b..ec60d7a 100644
--- a/util.cpp
+++ b/util.cpp
@@ -21,7 +21,6 @@
 static constexpr auto external_sensor =
     "/xyz/openbmc_project/extsensors/";                         // type/
 static constexpr auto openbmc_sensor = "/xyz/openbmc_project/"; // type/
-static constexpr auto dbus_pwm = "/xyz/openbmc_project/control/fanpwm/";
 static constexpr auto sysfs = "/sys/";
 
 IOInterfaceType getWriteInterfaceType(const std::string& path)
@@ -37,7 +36,7 @@
         return IOInterfaceType::SYSFS;
     }
 
-    if (path.find(dbus_pwm) != std::string::npos)
+    if (path.find(openbmc_sensor) != std::string::npos)
     {
         return IOInterfaceType::DBUSACTIVE;
     }