diff --git a/libraries/AP_TemperatureSensor/AP_TemperatureSensor_Params.cpp b/libraries/AP_TemperatureSensor/AP_TemperatureSensor_Params.cpp
index 9d0ad2f455..10f8338935 100644
--- a/libraries/AP_TemperatureSensor/AP_TemperatureSensor_Params.cpp
+++ b/libraries/AP_TemperatureSensor/AP_TemperatureSensor_Params.cpp
@@ -58,7 +58,7 @@ const AP_Param::GroupInfo AP_TemperatureSensor_Params::var_info[] = {
     // @Param: SRC
     // @DisplayName: Sensor Source
     // @Description: Sensor Source is used to designate which device's temperature report will be replaced by this temperature sensor's data. If 0 (None) then the data is only available via log. In the future a new Motor temperature report will be created for returning data directly.
-    // @Values: 0: None, 1:ESC, 2:Motor(not implemented yet), 3:Battery Index, 4:Battery ID/SerialNumber, 5: Pitot tube
+    // @Values: 0: None, 1:ESC, 2:Motor(not implemented yet), 3:Battery Index, 4:Battery ID/SerialNumber, 5: CAN based Pitot tube
     // @User: Standard
     AP_GROUPINFO("SRC", 4, AP_TemperatureSensor_Params, source, (float)Source::None),