diff --git a/docs/en/config/safety.md b/docs/en/config/safety.md
index bae07c8f03..2a6f03e2e8 100644
--- a/docs/en/config/safety.md
+++ b/docs/en/config/safety.md
@@ -327,8 +327,7 @@ overcurrent:  {esc current} > {MOTFAIL_C2T} * {motor command [0,1]} + {MOTFAIL_H
 | Parameter                                                                                                   | Description                                                                                                                                                                                                                               |
 | ----------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
 | <a id="FD_ACT_EN"></a>[FD_ACT_EN](../advanced_config/parameter_reference.md#FD_ACT_EN)                      | Enable/disable the motor failure trigger completely.                                                                                                                                                                                      |
-| <a id="MOTFAIL_THR"></a>[MOTFAIL_THR](../advanced_config/parameter_reference.md#MOTFAIL_THR)                | Minimum normalised [0,1] motor command below which motor under current is ignored.                                                                                                                                                        |
-| <a id="MOTFAIL_C2T"></a>[MOTFAIL_C2T](../advanced_config/parameter_reference.md#MOTFAIL_C2T)                | Scale between normalised [0,1] motor command and expected current when the rotor is healthy (current-to-thrust ratio, A).                                                                                                                 |
+| <a id="MOTFAIL_C2T"></a>[MOTFAIL_C2T](../advanced_config/parameter_reference.md#MOTFAIL_C2T)                | Slope between normalized motor command [0–1] and expected steady-state current (FD_ACT_MOT_C2T at 100%) (A/%).                                                                                                        |
 | <a id="MOTFAIL_LOW_OFF"></a>[MOTFAIL_LOW_OFF](../advanced_config/parameter_reference.md#MOTFAIL_LOW_OFF)    | Undercurrent detection threshold offset (A). Subtracted from the expected current to form the lower bound.                                                                                                                                |
 | <a id="MOTFAIL_HIGH_OFF"></a>[MOTFAIL_HIGH_OFF](../advanced_config/parameter_reference.md#MOTFAIL_HIGH_OFF) | Overcurrent detection threshold offset (A). Added to the expected current to form the upper bound.                                                                                                                                        |
 | <a id="MOTFAIL_TIME"></a>[MOTFAIL_TIME](../advanced_config/parameter_reference.md#MOTFAIL_TIME)             | Hysteresis time (s) for which the current threshold must remain exceeded before a motor failure is triggered.                                                                                                                             |