diff --git a/libraries/SITL/SIM_AirSim.h b/libraries/SITL/SIM_AirSim.h
index 1e9b75c0e6..151a4fcb32 100644
--- a/libraries/SITL/SIM_AirSim.h
+++ b/libraries/SITL/SIM_AirSim.h
@@ -44,7 +44,7 @@ public:
 
 	/* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new AirSim(frame_str);
+        return NEW_NOTHROW AirSim(frame_str);
     }
 
     /*  Create and set in/out socket for Airsim simulator */
diff --git a/libraries/SITL/SIM_BalanceBot.h b/libraries/SITL/SIM_BalanceBot.h
index be7e88ebb8..705edfd3b4 100644
--- a/libraries/SITL/SIM_BalanceBot.h
+++ b/libraries/SITL/SIM_BalanceBot.h
@@ -31,7 +31,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new BalanceBot(frame_str);
+        return NEW_NOTHROW BalanceBot(frame_str);
     }
 
 private:
diff --git a/libraries/SITL/SIM_Balloon.h b/libraries/SITL/SIM_Balloon.h
index 081bb36be3..77e0d18207 100644
--- a/libraries/SITL/SIM_Balloon.h
+++ b/libraries/SITL/SIM_Balloon.h
@@ -34,7 +34,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new Balloon(frame_str);
+        return NEW_NOTHROW Balloon(frame_str);
     }
 
 private:
diff --git a/libraries/SITL/SIM_Blimp.h b/libraries/SITL/SIM_Blimp.h
index 1cdfc504df..0a01cd3a74 100644
--- a/libraries/SITL/SIM_Blimp.h
+++ b/libraries/SITL/SIM_Blimp.h
@@ -51,7 +51,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new Blimp(frame_str);
+        return NEW_NOTHROW Blimp(frame_str);
     }
 
 protected:
diff --git a/libraries/SITL/SIM_CRRCSim.h b/libraries/SITL/SIM_CRRCSim.h
index b3a5699f99..47e91ed020 100644
--- a/libraries/SITL/SIM_CRRCSim.h
+++ b/libraries/SITL/SIM_CRRCSim.h
@@ -44,7 +44,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new CRRCSim(frame_str);
+        return NEW_NOTHROW CRRCSim(frame_str);
     }
 
 private:
diff --git a/libraries/SITL/SIM_Calibration.h b/libraries/SITL/SIM_Calibration.h
index f2ded133fb..a60d31826d 100644
--- a/libraries/SITL/SIM_Calibration.h
+++ b/libraries/SITL/SIM_Calibration.h
@@ -69,7 +69,7 @@ public:
     void update(const struct sitl_input &input) override;
 
     static Aircraft *create(const char *frame_str) {
-        return new Calibration(frame_str);
+        return NEW_NOTHROW Calibration(frame_str);
     }
 
 private:
diff --git a/libraries/SITL/SIM_FlightAxis.cpp b/libraries/SITL/SIM_FlightAxis.cpp
index d60793c006..b2aff331f8 100644
--- a/libraries/SITL/SIM_FlightAxis.cpp
+++ b/libraries/SITL/SIM_FlightAxis.cpp
@@ -592,7 +592,7 @@ void FlightAxis::socket_creator(void)
             pthread_cond_wait(&sockcond2, &sockmtx);
         }
         pthread_mutex_unlock(&sockmtx);
-        auto *sck = new SocketAPM_native(false);
+        auto *sck = NEW_NOTHROW SocketAPM_native(false);
         if (sck == nullptr) {
             usleep(500);
             continue;
diff --git a/libraries/SITL/SIM_FlightAxis.h b/libraries/SITL/SIM_FlightAxis.h
index 0567997e1f..c8fcd97c19 100644
--- a/libraries/SITL/SIM_FlightAxis.h
+++ b/libraries/SITL/SIM_FlightAxis.h
@@ -44,7 +44,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new FlightAxis(frame_str);
+        return NEW_NOTHROW FlightAxis(frame_str);
     }
 
     struct state {
diff --git a/libraries/SITL/SIM_GPS.cpp b/libraries/SITL/SIM_GPS.cpp
index 15eafb90b0..f95d5922c3 100644
--- a/libraries/SITL/SIM_GPS.cpp
+++ b/libraries/SITL/SIM_GPS.cpp
@@ -234,49 +234,49 @@ void GPS::check_backend_allocation()
 
 #if AP_SIM_GPS_UBLOX_ENABLED
     case Type::UBLOX:
-        backend = new GPS_UBlox(*this, instance);
+        backend = NEW_NOTHROW GPS_UBlox(*this, instance);
         break;
 #endif
 
 #if AP_SIM_GPS_NMEA_ENABLED
     case Type::NMEA:
-        backend = new GPS_NMEA(*this, instance);
+        backend = NEW_NOTHROW GPS_NMEA(*this, instance);
         break;
 #endif
 
 #if AP_SIM_GPS_SBP_ENABLED
     case Type::SBP:
-        backend = new GPS_SBP(*this, instance);
+        backend = NEW_NOTHROW GPS_SBP(*this, instance);
         break;
 #endif
 
 #if AP_SIM_GPS_SBP2_ENABLED
     case Type::SBP2:
-        backend = new GPS_SBP2(*this, instance);
+        backend = NEW_NOTHROW GPS_SBP2(*this, instance);
         break;
 #endif
 
 #if AP_SIM_GPS_NOVA_ENABLED
     case Type::NOVA:
-        backend = new GPS_NOVA(*this, instance);
+        backend = NEW_NOTHROW GPS_NOVA(*this, instance);
         break;
 #endif
 
 #if AP_SIM_GPS_MSP_ENABLED
     case Type::MSP:
-        backend = new GPS_MSP(*this, instance);
+        backend = NEW_NOTHROW GPS_MSP(*this, instance);
         break;
 #endif
 
 #if AP_SIM_GPS_TRIMBLE_ENABLED
     case Type::TRIMBLE:
-        backend = new GPS_Trimble(*this, instance);
+        backend = NEW_NOTHROW GPS_Trimble(*this, instance);
         break;
 #endif
 
 #if AP_SIM_GPS_FILE_ENABLED
     case Type::FILE:
-        backend = new GPS_FILE(*this, instance);
+        backend = NEW_NOTHROW GPS_FILE(*this, instance);
         break;
 #endif
     };
diff --git a/libraries/SITL/SIM_GPS_FILE.cpp b/libraries/SITL/SIM_GPS_FILE.cpp
index 60868d4355..94a970960b 100644
--- a/libraries/SITL/SIM_GPS_FILE.cpp
+++ b/libraries/SITL/SIM_GPS_FILE.cpp
@@ -50,7 +50,7 @@ void GPS_FILE::publish(const GPS_Data *d)
             ::lseek(fd[instance], -sizeof(header), SEEK_CUR);
             return;
         }
-        buf = new uint8_t[header.n];
+        buf = NEW_NOTHROW uint8_t[header.n];
         if (buf != nullptr && ::read(fd[instance], buf, header.n) == ssize_t(header.n)) {
             write_to_autopilot((const char *)buf, header.n);
             delete[] buf;
diff --git a/libraries/SITL/SIM_Gazebo.h b/libraries/SITL/SIM_Gazebo.h
index 6a13d8b8e5..9b76b3da23 100644
--- a/libraries/SITL/SIM_Gazebo.h
+++ b/libraries/SITL/SIM_Gazebo.h
@@ -43,7 +43,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new Gazebo(frame_str);
+        return NEW_NOTHROW Gazebo(frame_str);
     }
 
     /*  Create and set in/out socket for Gazebo simulator */
diff --git a/libraries/SITL/SIM_Glider.h b/libraries/SITL/SIM_Glider.h
index 0c0aa3fa5e..8c373c2f9f 100644
--- a/libraries/SITL/SIM_Glider.h
+++ b/libraries/SITL/SIM_Glider.h
@@ -39,7 +39,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new Glider(frame_str);
+        return NEW_NOTHROW Glider(frame_str);
     }
 
     bool on_ground() const override;
diff --git a/libraries/SITL/SIM_Helicopter.cpp b/libraries/SITL/SIM_Helicopter.cpp
index 81143f3e3d..f1ba61dc57 100644
--- a/libraries/SITL/SIM_Helicopter.cpp
+++ b/libraries/SITL/SIM_Helicopter.cpp
@@ -104,7 +104,7 @@ void Helicopter::update(const struct sitl_input &input)
         }
     } else if (servos_stored_buffer == nullptr) {
         uint16_t buffer_size = constrain_int16(_time_delay, 1, 100) * 0.001f / dt;
-        servos_stored_buffer = new ObjectBuffer<servos_stored>(buffer_size);
+        servos_stored_buffer = NEW_NOTHROW ObjectBuffer<servos_stored>(buffer_size);
         while (servos_stored_buffer->space() != 0) {
             push_to_buffer(input.servos);
         }
diff --git a/libraries/SITL/SIM_Helicopter.h b/libraries/SITL/SIM_Helicopter.h
index 4410b19dec..f1a4450543 100644
--- a/libraries/SITL/SIM_Helicopter.h
+++ b/libraries/SITL/SIM_Helicopter.h
@@ -34,7 +34,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new Helicopter(frame_str);
+        return NEW_NOTHROW Helicopter(frame_str);
     }
 
 protected:
diff --git a/libraries/SITL/SIM_JSBSim.h b/libraries/SITL/SIM_JSBSim.h
index bbb2c1a46a..ca5fa9c099 100644
--- a/libraries/SITL/SIM_JSBSim.h
+++ b/libraries/SITL/SIM_JSBSim.h
@@ -44,7 +44,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new JSBSim(frame_str);
+        return NEW_NOTHROW JSBSim(frame_str);
     }
 
 private:
diff --git a/libraries/SITL/SIM_JSON.h b/libraries/SITL/SIM_JSON.h
index b168219d9d..048378eae6 100644
--- a/libraries/SITL/SIM_JSON.h
+++ b/libraries/SITL/SIM_JSON.h
@@ -36,7 +36,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new JSON(frame_str);
+        return NEW_NOTHROW JSON(frame_str);
     }
 
     /*  Create and set in/out socket for JSON generic simulator */
diff --git a/libraries/SITL/SIM_JSON_Master.cpp b/libraries/SITL/SIM_JSON_Master.cpp
index 0130a7067d..9b8c3b5906 100644
--- a/libraries/SITL/SIM_JSON_Master.cpp
+++ b/libraries/SITL/SIM_JSON_Master.cpp
@@ -49,7 +49,7 @@ void JSON_Master::init(const int32_t num_slaves)
         }
 
         printf("Slave %u: listening on %u\n", list->instance, port);
-        list->next = new socket_list;
+        list->next = NEW_NOTHROW socket_list;
         list = list->next;
 
         initialized = true;
diff --git a/libraries/SITL/SIM_LM2755.cpp b/libraries/SITL/SIM_LM2755.cpp
index 719e5bd392..f34b60789b 100644
--- a/libraries/SITL/SIM_LM2755.cpp
+++ b/libraries/SITL/SIM_LM2755.cpp
@@ -70,7 +70,7 @@ void LM2755::init()
     // create objects for each of the channels to handle the dynamics
     // of updating each.  The channel gets references to the relevant
     // configuration bytes.
-    d1 = new LEDChannel(
+    d1 = NEW_NOTHROW LEDChannel(
         byte[(uint8_t)LM2755DevReg::D1_HIGH_LEVEL],
         byte[(uint8_t)LM2755DevReg::D1_LOW_LEVEL],
         byte[(uint8_t)LM2755DevReg::D1_DELAY],
@@ -79,7 +79,7 @@ void LM2755::init()
         byte[(uint8_t)LM2755DevReg::D1_RAMP_DOWN_STEP_TIME],
         byte[(uint8_t)LM2755DevReg::D1_TIMING]
         );
-    d2 = new LEDChannel(
+    d2 = NEW_NOTHROW LEDChannel(
         byte[(uint8_t)LM2755DevReg::D2_HIGH_LEVEL],
         byte[(uint8_t)LM2755DevReg::D2_LOW_LEVEL],
         byte[(uint8_t)LM2755DevReg::D2_DELAY],
@@ -88,7 +88,7 @@ void LM2755::init()
         byte[(uint8_t)LM2755DevReg::D2_RAMP_DOWN_STEP_TIME],
         byte[(uint8_t)LM2755DevReg::D2_TIMING]
         );
-    d3 = new LEDChannel(
+    d3 = NEW_NOTHROW LEDChannel(
         byte[(uint8_t)LM2755DevReg::D3_HIGH_LEVEL],
         byte[(uint8_t)LM2755DevReg::D3_LOW_LEVEL],
         byte[(uint8_t)LM2755DevReg::D3_DELAY],
diff --git a/libraries/SITL/SIM_LP5562.cpp b/libraries/SITL/SIM_LP5562.cpp
index 7d0e88087a..feb8e7eac4 100644
--- a/libraries/SITL/SIM_LP5562.cpp
+++ b/libraries/SITL/SIM_LP5562.cpp
@@ -34,13 +34,13 @@ void LP5562::init()
     // currently use this device but is a structure we use elsewhere.
     // Note that this assumed that the LED Map register is set to its
     // default value.
-    b = new LEDChannel(
+    b = NEW_NOTHROW LEDChannel(
         byte[(uint8_t)LP5562DevReg::B_PWM]
         );
-    g = new LEDChannel(
+    g = NEW_NOTHROW LEDChannel(
         byte[(uint8_t)LP5562DevReg::G_PWM]
         );
-    r = new LEDChannel(
+    r = NEW_NOTHROW LEDChannel(
         byte[(uint8_t)LP5562DevReg::R_PWM]
         );
 
diff --git a/libraries/SITL/SIM_Morse.cpp b/libraries/SITL/SIM_Morse.cpp
index c680072ca3..5d530318c4 100644
--- a/libraries/SITL/SIM_Morse.cpp
+++ b/libraries/SITL/SIM_Morse.cpp
@@ -260,7 +260,7 @@ bool Morse::parse_sensors(const char *json)
 bool Morse::connect_sockets(void)
 {
     if (!sensors_sock) {
-        sensors_sock = new SocketAPM_native(false);
+        sensors_sock = NEW_NOTHROW SocketAPM_native(false);
         if (!sensors_sock) {
             AP_HAL::panic("Out of memory for sensors socket");
         }
@@ -279,7 +279,7 @@ bool Morse::connect_sockets(void)
         printf("Sensors connected\n");
     }
     if (!control_sock) {
-        control_sock = new SocketAPM_native(false);
+        control_sock = NEW_NOTHROW SocketAPM_native(false);
         if (!control_sock) {
             AP_HAL::panic("Out of memory for control socket");
         }
diff --git a/libraries/SITL/SIM_Morse.h b/libraries/SITL/SIM_Morse.h
index 9445c26d58..10cff3eea2 100644
--- a/libraries/SITL/SIM_Morse.h
+++ b/libraries/SITL/SIM_Morse.h
@@ -43,7 +43,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new Morse(frame_str);
+        return NEW_NOTHROW Morse(frame_str);
     }
 
 private:
diff --git a/libraries/SITL/SIM_MotorBoat.h b/libraries/SITL/SIM_MotorBoat.h
index 66d979d334..66c6367d11 100644
--- a/libraries/SITL/SIM_MotorBoat.h
+++ b/libraries/SITL/SIM_MotorBoat.h
@@ -34,7 +34,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new MotorBoat(frame_str);
+        return NEW_NOTHROW MotorBoat(frame_str);
     }
 };
 
diff --git a/libraries/SITL/SIM_Multicopter.h b/libraries/SITL/SIM_Multicopter.h
index fa9a869358..289aac3182 100644
--- a/libraries/SITL/SIM_Multicopter.h
+++ b/libraries/SITL/SIM_Multicopter.h
@@ -36,7 +36,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new MultiCopter(frame_str);
+        return NEW_NOTHROW MultiCopter(frame_str);
     }
 
 protected:
diff --git a/libraries/SITL/SIM_NoVehicle.h b/libraries/SITL/SIM_NoVehicle.h
index 0d37392b0f..3482a1ee9d 100644
--- a/libraries/SITL/SIM_NoVehicle.h
+++ b/libraries/SITL/SIM_NoVehicle.h
@@ -33,7 +33,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new NoVehicle(frame_str);
+        return NEW_NOTHROW NoVehicle(frame_str);
     }
 };
 
diff --git a/libraries/SITL/SIM_Plane.h b/libraries/SITL/SIM_Plane.h
index 1779bff8cc..2a49de12be 100644
--- a/libraries/SITL/SIM_Plane.h
+++ b/libraries/SITL/SIM_Plane.h
@@ -36,7 +36,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new Plane(frame_str);
+        return NEW_NOTHROW Plane(frame_str);
     }
 
 protected:
diff --git a/libraries/SITL/SIM_QuadPlane.h b/libraries/SITL/SIM_QuadPlane.h
index f111b4040c..1915e5aa97 100644
--- a/libraries/SITL/SIM_QuadPlane.h
+++ b/libraries/SITL/SIM_QuadPlane.h
@@ -36,7 +36,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new QuadPlane(frame_str);
+        return NEW_NOTHROW QuadPlane(frame_str);
     }
 
 private:
diff --git a/libraries/SITL/SIM_RGBLED.cpp b/libraries/SITL/SIM_RGBLED.cpp
index 6e64c47c4b..a36ee06e06 100644
--- a/libraries/SITL/SIM_RGBLED.cpp
+++ b/libraries/SITL/SIM_RGBLED.cpp
@@ -17,7 +17,7 @@ void SIM_RGBLED::update_thread(void)
     sf::RenderWindow *w = nullptr;
     {
         WITH_SEMAPHORE(AP::notify().sf_window_mutex);
-        w = new sf::RenderWindow(sf::VideoMode(width, height), name);
+        w = NEW_NOTHROW sf::RenderWindow(sf::VideoMode(width, height), name);
     }
 
     if (w == nullptr) {
diff --git a/libraries/SITL/SIM_Rover.h b/libraries/SITL/SIM_Rover.h
index ede3b3a732..42009a48a1 100644
--- a/libraries/SITL/SIM_Rover.h
+++ b/libraries/SITL/SIM_Rover.h
@@ -34,7 +34,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new SimRover(frame_str);
+        return NEW_NOTHROW SimRover(frame_str);
     }
 
 private:
diff --git a/libraries/SITL/SIM_Sailboat.h b/libraries/SITL/SIM_Sailboat.h
index 62d0b3781d..4cb70e0448 100644
--- a/libraries/SITL/SIM_Sailboat.h
+++ b/libraries/SITL/SIM_Sailboat.h
@@ -34,7 +34,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new Sailboat(frame_str);
+        return NEW_NOTHROW Sailboat(frame_str);
     }
 
     bool on_ground() const override {return true;};
diff --git a/libraries/SITL/SIM_Scrimmage.h b/libraries/SITL/SIM_Scrimmage.h
index 2fa8dfcbaf..c7bfbd972b 100644
--- a/libraries/SITL/SIM_Scrimmage.h
+++ b/libraries/SITL/SIM_Scrimmage.h
@@ -46,7 +46,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new Scrimmage(frame_str);
+        return NEW_NOTHROW Scrimmage(frame_str);
     }
 
     /*  Create and set in/out socket for extenal simulator */
diff --git a/libraries/SITL/SIM_SerialDevice.cpp b/libraries/SITL/SIM_SerialDevice.cpp
index 19065b7152..fe5943d5de 100644
--- a/libraries/SITL/SIM_SerialDevice.cpp
+++ b/libraries/SITL/SIM_SerialDevice.cpp
@@ -29,8 +29,8 @@ using namespace SITL;
 
 SerialDevice::SerialDevice(uint16_t tx_bufsize, uint16_t rx_bufsize)
 {
-    to_autopilot = new ByteBuffer{tx_bufsize};
-    from_autopilot = new ByteBuffer{rx_bufsize};
+    to_autopilot = NEW_NOTHROW ByteBuffer{tx_bufsize};
+    from_autopilot = NEW_NOTHROW ByteBuffer{rx_bufsize};
 }
 
 bool SerialDevice::init_sitl_pointer()
diff --git a/libraries/SITL/SIM_SilentWings.h b/libraries/SITL/SIM_SilentWings.h
index 75fdd3984f..161597eb49 100644
--- a/libraries/SITL/SIM_SilentWings.h
+++ b/libraries/SITL/SIM_SilentWings.h
@@ -41,7 +41,7 @@ public:
 
     /* Static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new SilentWings(frame_str);
+        return NEW_NOTHROW SilentWings(frame_str);
     }
 
 private:
diff --git a/libraries/SITL/SIM_SingleCopter.h b/libraries/SITL/SIM_SingleCopter.h
index 1ab8fb2027..a7ace87fd5 100644
--- a/libraries/SITL/SIM_SingleCopter.h
+++ b/libraries/SITL/SIM_SingleCopter.h
@@ -35,7 +35,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new SingleCopter(frame_str);
+        return NEW_NOTHROW SingleCopter(frame_str);
     }
 
 private:
diff --git a/libraries/SITL/SIM_StratoBlimp.h b/libraries/SITL/SIM_StratoBlimp.h
index 9165770aa6..683e567970 100644
--- a/libraries/SITL/SIM_StratoBlimp.h
+++ b/libraries/SITL/SIM_StratoBlimp.h
@@ -40,7 +40,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new StratoBlimp(frame_str);
+        return NEW_NOTHROW StratoBlimp(frame_str);
     }
 
     static const struct AP_Param::GroupInfo var_info[];
diff --git a/libraries/SITL/SIM_Submarine.h b/libraries/SITL/SIM_Submarine.h
index 6c562cd496..ea0e311760 100644
--- a/libraries/SITL/SIM_Submarine.h
+++ b/libraries/SITL/SIM_Submarine.h
@@ -51,7 +51,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new Submarine(frame_str);
+        return NEW_NOTHROW Submarine(frame_str);
     }
 
 
diff --git a/libraries/SITL/SIM_Tracker.h b/libraries/SITL/SIM_Tracker.h
index 028fee4217..2ff7ecaba4 100644
--- a/libraries/SITL/SIM_Tracker.h
+++ b/libraries/SITL/SIM_Tracker.h
@@ -33,7 +33,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new Tracker(frame_str);
+        return NEW_NOTHROW Tracker(frame_str);
     }
 
 private:
diff --git a/libraries/SITL/SIM_Webots.cpp b/libraries/SITL/SIM_Webots.cpp
index 80a8583c41..3e896d845a 100644
--- a/libraries/SITL/SIM_Webots.cpp
+++ b/libraries/SITL/SIM_Webots.cpp
@@ -290,7 +290,7 @@ bool Webots::parse_sensors(const char *json)
 bool Webots::connect_sockets(void)
 {
     if (!sim_sock) {
-        sim_sock = new SocketAPM_native(false);
+        sim_sock = NEW_NOTHROW SocketAPM_native(false);
         if (!sim_sock) {
             AP_HAL::panic("Out of memory for sensors socket");
         }
diff --git a/libraries/SITL/SIM_Webots.h b/libraries/SITL/SIM_Webots.h
index 5457d6cd96..d82a9a3605 100644
--- a/libraries/SITL/SIM_Webots.h
+++ b/libraries/SITL/SIM_Webots.h
@@ -47,7 +47,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new Webots(frame_str);
+        return NEW_NOTHROW Webots(frame_str);
     }
 
     
diff --git a/libraries/SITL/SIM_Webots_Python.h b/libraries/SITL/SIM_Webots_Python.h
index ec3e8ba4b5..e1fde3b63c 100644
--- a/libraries/SITL/SIM_Webots_Python.h
+++ b/libraries/SITL/SIM_Webots_Python.h
@@ -43,7 +43,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new WebotsPython(frame_str);
+        return NEW_NOTHROW WebotsPython(frame_str);
     }
 
     /*  Create and set in/out socket for Webots simulator */
diff --git a/libraries/SITL/SIM_XPlane.cpp b/libraries/SITL/SIM_XPlane.cpp
index 24af0c6bab..3633bb4b1a 100644
--- a/libraries/SITL/SIM_XPlane.cpp
+++ b/libraries/SITL/SIM_XPlane.cpp
@@ -125,7 +125,7 @@ XPlane::XPlane(const char *frame_str) :
  */
 void XPlane::add_dref(const char *name, DRefType type, const AP_JSON::value &dref)
 {
-    struct DRef *d = new struct DRef;
+    struct DRef *d = NEW_NOTHROW struct DRef;
     if (d == nullptr) {
         AP_HAL::panic("out of memory for DRef %s", name);
     }
@@ -151,7 +151,7 @@ void XPlane::add_dref(const char *name, DRefType type, const AP_JSON::value &dre
 void XPlane::add_joyinput(const char *label, JoyType type, const AP_JSON::value &d)
 {
     if (strncmp(label, "axis", 4) == 0) {
-        struct JoyInput *j = new struct JoyInput;
+        struct JoyInput *j = NEW_NOTHROW struct JoyInput;
         if (j == nullptr) {
             AP_HAL::panic("out of memory for JoyInput %s", label);
         }
@@ -164,7 +164,7 @@ void XPlane::add_joyinput(const char *label, JoyType type, const AP_JSON::value
         joyinputs = j;
     }
     if (strncmp(label, "button", 6) == 0) {
-        struct JoyInput *j = new struct JoyInput;
+        struct JoyInput *j = NEW_NOTHROW struct JoyInput;
         if (j == nullptr) {
             AP_HAL::panic("out of memory for JoyInput %s", label);
         }
diff --git a/libraries/SITL/SIM_XPlane.h b/libraries/SITL/SIM_XPlane.h
index 2e711de5a1..4d4cd37724 100644
--- a/libraries/SITL/SIM_XPlane.h
+++ b/libraries/SITL/SIM_XPlane.h
@@ -46,7 +46,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new XPlane(frame_str);
+        return NEW_NOTHROW XPlane(frame_str);
     }
 
 private:
diff --git a/libraries/SITL/SIM_last_letter.h b/libraries/SITL/SIM_last_letter.h
index d8afa83ba0..a32fa79f72 100644
--- a/libraries/SITL/SIM_last_letter.h
+++ b/libraries/SITL/SIM_last_letter.h
@@ -44,7 +44,7 @@ public:
 
     /* static object creator */
     static Aircraft *create(const char *frame_str) {
-        return new last_letter(frame_str);
+        return NEW_NOTHROW last_letter(frame_str);
     }
 
 private:
diff --git a/libraries/SITL/ServoModel.cpp b/libraries/SITL/ServoModel.cpp
index deaff68b70..03d6bd0a22 100644
--- a/libraries/SITL/ServoModel.cpp
+++ b/libraries/SITL/ServoModel.cpp
@@ -81,7 +81,7 @@ float ServoModel::apply_filter(float v, float dt)
     if (sitl->servo.servo_delay > 0) {
         uint32_t delay_len = MAX(1,sitl->servo.servo_delay * sitl->loop_rate_hz);
         if (!delay) {
-            delay = new ObjectBuffer<float>();
+            delay = NEW_NOTHROW ObjectBuffer<float>();
         }
         if (delay->get_size() != delay_len) {
             delay->set_size(delay_len);