diff --git a/Tools/autotest/default_params/plane-jsbsim.parm b/Tools/autotest/default_params/plane-jsbsim.parm
index f735f74a4a..5172cefc75 100644
--- a/Tools/autotest/default_params/plane-jsbsim.parm
+++ b/Tools/autotest/default_params/plane-jsbsim.parm
@@ -1,5 +1,4 @@
 EK2_ENABLE      1
-ALT_CTRL_ALG    2
 BATT_MONITOR    4
 LOG_BITMASK	65535
 TRIM_ARSPD_CM   2200
diff --git a/Tools/autotest/default_params/plane.parm b/Tools/autotest/default_params/plane.parm
index fd51f79b3e..c57330177d 100644
--- a/Tools/autotest/default_params/plane.parm
+++ b/Tools/autotest/default_params/plane.parm
@@ -1,5 +1,4 @@
 EK2_ENABLE      1
-ALT_CTRL_ALG    2
 BATT_MONITOR    4
 LOG_BITMASK	65535
 TRIM_ARSPD_CM   2200
diff --git a/Tools/autotest/default_params/vee-gull 005.param b/Tools/autotest/default_params/vee-gull 005.param
index 254fa3c63e..46007a0952 100644
--- a/Tools/autotest/default_params/vee-gull 005.param	
+++ b/Tools/autotest/default_params/vee-gull 005.param	
@@ -15,7 +15,6 @@ AHRS_TRIM_Y,0
 AHRS_TRIM_Z,0
 AHRS_WIND_MAX,0
 AHRS_YAW_P,0.2
-ALT_CTRL_ALG,0
 ALT_HOLD_FBWCM,0
 ALT_HOLD_RTL,10000
 ALT_OFFSET,0