diff --git a/ArduCopter/Parameters.cpp b/ArduCopter/Parameters.cpp
index 68043848f4..607498f073 100644
--- a/ArduCopter/Parameters.cpp
+++ b/ArduCopter/Parameters.cpp
@@ -1017,7 +1017,7 @@ const AP_Param::GroupInfo ParametersG2::var_info[] = {
     // @Param: GUID_OPTIONS
     // @DisplayName: Guided mode options
     // @Description: Options that can be applied to change guided mode behaviour
-    // @Bitmask: 0:Allow Arming from Transmitter,2:Ignore pilot yaw,3:SetAttitudeTarget_ThrustAsThrust,4:DoNotStabilizePositionXY,5:DoNotStabilizeVelocityXY
+    // @Bitmask: 0:Allow Arming from Transmitter,2:Ignore pilot yaw,3:SetAttitudeTarget interprets Thrust As Thrust,4:Do not stabilize PositionXY,5:Do not stabilize VelocityXY
     // @User: Advanced
     AP_GROUPINFO("GUID_OPTIONS", 41, ParametersG2, guided_options, 0),
 #endif