diff --git a/params/ardupilot/ArduRover/4.2/Navigator/BlueBoat120.params b/params/ardupilot/ArduRover/4.2/Navigator/BlueBoat120.params
index ca87a2e..02289d1 100755
--- a/params/ardupilot/ArduRover/4.2/Navigator/BlueBoat120.params
+++ b/params/ardupilot/ArduRover/4.2/Navigator/BlueBoat120.params
@@ -178,7 +178,7 @@ COMPASS_TYPEMASK,0.0
 COMPASS_USE,1.0
 COMPASS_USE2,1.0
 COMPASS_USE3,1.0
-CRASH_ANGLE,0.0
+CRASH_ANGLE,60.0
 CRUISE_SPEED,1.0
 CRUISE_THROTTLE,16.0
 EAHRS_TYPE,0.0
@@ -279,7 +279,7 @@ FRSKY_DNLINK_ID,27.0
 FRSKY_OPTIONS,0.0
 FRSKY_UPLINK_ID,13.0
 FS_ACTION,4.0
-FS_CRASH_CHECK,0.0
+FS_CRASH_CHECK,2.0
 FS_EKF_ACTION,0.0
 FS_EKF_THRESH,0.8
 FS_GCS_ENABLE,2.0
diff --git a/params/ardupilot/ArduRover/4.4/Navigator/BlueBoat120.params b/params/ardupilot/ArduRover/4.4/Navigator/BlueBoat120.params
index 24d1b02..4aa42fb 100755
--- a/params/ardupilot/ArduRover/4.4/Navigator/BlueBoat120.params
+++ b/params/ardupilot/ArduRover/4.4/Navigator/BlueBoat120.params
@@ -203,7 +203,7 @@ COMPASS_TYPEMASK 0
 COMPASS_USE      1
 COMPASS_USE2     1
 COMPASS_USE3     1
-CRASH_ANGLE      0
+CRASH_ANGLE      60
 CRUISE_SPEED     1
 CRUISE_THROTTLE  16
 CUST_ROT_ENABLE  0
@@ -314,7 +314,7 @@ FRSKY_DNLINK_ID  27
 FRSKY_OPTIONS    0
 FRSKY_UPLINK_ID  13
 FS_ACTION        4
-FS_CRASH_CHECK   0
+FS_CRASH_CHECK   2
 FS_EKF_ACTION    0
 FS_EKF_THRESH    0.8
 FS_GCS_ENABLE    2
diff --git a/params/ardupilot/ArduRover/4.5/Navigator/BlueBoat120.params b/params/ardupilot/ArduRover/4.5/Navigator/BlueBoat120.params
index b8c8c0d..e4d5ef0 100644
--- a/params/ardupilot/ArduRover/4.5/Navigator/BlueBoat120.params
+++ b/params/ardupilot/ArduRover/4.5/Navigator/BlueBoat120.params
@@ -222,7 +222,7 @@ COMPASS_SCALE3   0.9987
 COMPASS_USE      1
 COMPASS_USE2     1
 COMPASS_USE3     1
-CRASH_ANGLE      0
+CRASH_ANGLE      60
 CRUISE_SPEED     1
 CRUISE_THROTTLE  16
 CUST_ROT_ENABLE  0
@@ -341,7 +341,7 @@ FRSKY_DNLINK_ID  27
 FRSKY_OPTIONS    0
 FRSKY_UPLINK_ID  13
 FS_ACTION        4
-FS_CRASH_CHECK   0
+FS_CRASH_CHECK   2
 FS_EKF_ACTION    0
 FS_EKF_THRESH    0.8
 FS_GCS_ENABLE    2
diff --git a/params/ardupilot/ArduRover/4.6/Navigator/BlueBoat120.params b/params/ardupilot/ArduRover/4.6/Navigator/BlueBoat120.params
index 552d18b..91ee8c6 100644
--- a/params/ardupilot/ArduRover/4.6/Navigator/BlueBoat120.params
+++ b/params/ardupilot/ArduRover/4.6/Navigator/BlueBoat120.params
@@ -223,7 +223,7 @@ COMPASS_SCALE3   0
 COMPASS_USE      1
 COMPASS_USE2     1
 COMPASS_USE3     1
-CRASH_ANGLE      0
+CRASH_ANGLE      60
 CRUISE_SPEED     1
 CRUISE_THROTTLE  16
 CUST_ROT_ENABLE  0
@@ -343,7 +343,7 @@ FRSKY_DNLINK_ID  27
 FRSKY_OPTIONS    0
 FRSKY_UPLINK_ID  13
 FS_ACTION        4
-FS_CRASH_CHECK   0
+FS_CRASH_CHECK   2
 FS_EKF_ACTION    0
 FS_EKF_THRESH    0.8
 FS_GCS_ENABLE    2