diff --git a/libraries/SITL/SIM_ADSB.cpp b/libraries/SITL/SIM_ADSB.cpp
index 31752d6d84..c445fbb270 100644
--- a/libraries/SITL/SIM_ADSB.cpp
+++ b/libraries/SITL/SIM_ADSB.cpp
@@ -192,7 +192,7 @@ void ADSB::send_report(void)
             ADSB_Vehicle &vehicle = vehicles[i];
             Location loc = home;
 
-            loc.offset(vehicle.position.x, vehicle.position.y);
+            loc.offset_double(vehicle.position.x, vehicle.position.y);
 
             // re-init when exceeding radius range
             if (home.get_distance(loc) > _sitl->adsb_radius_m) {
diff --git a/libraries/SITL/SIM_Aircraft.cpp b/libraries/SITL/SIM_Aircraft.cpp
index cc9bf1719b..22d1374665 100644
--- a/libraries/SITL/SIM_Aircraft.cpp
+++ b/libraries/SITL/SIM_Aircraft.cpp
@@ -782,7 +782,7 @@ void Aircraft::smooth_sensors(void)
     smoothing.position += (smoothing.velocity_ef * delta_time).todouble();
 
     smoothing.location = home;
-    smoothing.location.offset(smoothing.position.x, smoothing.position.y);
+    smoothing.location.offset_double(smoothing.position.x, smoothing.position.y);
     smoothing.location.alt  = static_cast<int32_t>(home.alt - smoothing.position.z * 100.0f);
 
     smoothing.last_update_us = now;
diff --git a/libraries/SITL/SIM_SerialProximitySensor.cpp b/libraries/SITL/SIM_SerialProximitySensor.cpp
index dadca432d7..a1929e2da7 100644
--- a/libraries/SITL/SIM_SerialProximitySensor.cpp
+++ b/libraries/SITL/SIM_SerialProximitySensor.cpp
@@ -97,7 +97,7 @@ float SerialProximitySensor::measure_distance_at_angle_bf(const Location &locati
     for (int8_t x=-num_post_offset; x<num_post_offset; x++) {
         for (int8_t y=-num_post_offset; y<num_post_offset; y++) {
             Location post_location = post_origin;
-            post_location.offset(x*10+3, y*10+2);
+            post_location.offset_double(x*10+3, y*10+2);
             if (postfile != nullptr) {
                 ::fprintf(postfile, "map circle %f %f %f blue\n", post_location.lat*1e-7, post_location.lng*1e-7, radius_cm/100.0);
             }
@@ -111,8 +111,8 @@ float SerialProximitySensor::measure_distance_at_angle_bf(const Location &locati
                 float dist_cm = (intersection_point_cm-vehicle_pos_cm).length();
                 if (intersectionsfile != nullptr) {
                     Location intersection_point = location;
-                    intersection_point.offset(intersection_point_cm.x/100.0f,
-                                              intersection_point_cm.y/100.0f);
+                    intersection_point.offset_double(intersection_point_cm.x/100.0,
+                                                     intersection_point_cm.y/100.0);
                     ::fprintf(intersectionsfile,
                               "map icon %f %f barrell\n",
                               intersection_point.lat*1e-7,
diff --git a/libraries/SITL/SIM_Ship.cpp b/libraries/SITL/SIM_Ship.cpp
index 2f3e07408c..5032603442 100644
--- a/libraries/SITL/SIM_Ship.cpp
+++ b/libraries/SITL/SIM_Ship.cpp
@@ -85,7 +85,7 @@ Vector2f ShipSim::get_ground_speed_adjustment(const Location &loc, float &yaw_ra
         return Vector2f(0,0);
     }
     Location shiploc = home;
-    shiploc.offset(ship.position.x, ship.position.y);
+    shiploc.offset_double(ship.position.x, ship.position.y);
     if (loc.get_distance(shiploc) > deck_size) {
         yaw_rate = 0;
         return Vector2f(0,0);
@@ -172,7 +172,7 @@ void ShipSim::send_report(void)
       send a GLOBAL_POSITION_INT messages
      */
     Location loc = home;
-    loc.offset(ship.position.x, ship.position.y);
+    loc.offset_double(ship.position.x, ship.position.y);
 
     int32_t alt;
     bool have_alt = false;