diff --git a/ArduSub/Parameters.cpp b/ArduSub/Parameters.cpp
index 86c47be31b..3446ea0806 100644
--- a/ArduSub/Parameters.cpp
+++ b/ArduSub/Parameters.cpp
@@ -650,6 +650,8 @@ const AP_Param::ConversionInfo conversion_table[] = {
     { Parameters::k_param_fs_batt_voltage,   0,      AP_PARAM_FLOAT,  "BATT_LOW_VOLT" },
     { Parameters::k_param_fs_batt_mah,       0,      AP_PARAM_FLOAT,  "BATT_LOW_MAH" },
     { Parameters::k_param_failsafe_battery_enabled,       0,      AP_PARAM_INT8,  "BATT_FS_LOW_ACT" },
+
+    { Parameters::k_param_compass_enabled_deprecated,       0,      AP_PARAM_INT8, "COMPASS_ENABLE" },
 };
 
 void Sub::load_parameters()