diff --git a/老飞机5线_all.param b/老飞机5线_all.param
index 4d20738..4354793 100644
--- a/老飞机5线_all.param
+++ b/老飞机5线_all.param
@@ -118,7 +118,7 @@ BATT_MONITOR,4
 BATT_OPTIONS,0
 BATT_SERIAL_NUM,-1
 BATT_VLT_OFFSET,0
-BATT_VOLT_MULT,8.97
+
 BATT2_MONITOR,0
 BATT3_MONITOR,0
 BATT4_MONITOR,0
@@ -361,7 +361,7 @@ INS_USE3,1
 LAND_ALT_LOW,500
 LAND_REPOSITION,1
 LAND_SPEED,50
-LAND_SPEED_HIGH,300
+LAND_SPEED_HIGH,250
 LAND_SPEED_NOPOS,500
 LGR_ENABLE,0
 LOG_BACKEND_TYPE,1
@@ -534,7 +534,7 @@ RTL_ALT_FINAL,0
 RTL_ALT_TYPE,0
 RTL_CLIMB_MIN,0
 RTL_CONE_SLOPE,3
-RTL_LOIT_TIME,5000
+RTL_LOIT_TIME,1000
 RTL_OPTIONS,0
 RTL_SPEED,0
 SCHED_DEBUG,0
@@ -756,4 +756,7 @@ WVANE_ENABLE,0
 ZIGZ_AUTO_ENABLE,0
 
 FC_WP_TYPE,2
+FC_WP_LEADPER,0.15
+FC_WP_ACC_XY,200
+FC_WP_ACC_Z,150