diff --git a/libraries/APM_Control/AP_PitchController.cpp b/libraries/APM_Control/AP_PitchController.cpp
index 0dda072cdd..0bd2e9417e 100644
--- a/libraries/APM_Control/AP_PitchController.cpp
+++ b/libraries/APM_Control/AP_PitchController.cpp
@@ -412,7 +412,7 @@ void AP_PitchController::convert_pid()
 void AP_PitchController::autotune_start(void)
 {
     if (autotune == nullptr) {
-        autotune = new AP_AutoTune(gains, AP_AutoTune::AUTOTUNE_PITCH, aparm, rate_pid);
+        autotune = NEW_NOTHROW AP_AutoTune(gains, AP_AutoTune::AUTOTUNE_PITCH, aparm, rate_pid);
         if (autotune == nullptr) {
             if (!failed_autotune_alloc) {
                 GCS_SEND_TEXT(MAV_SEVERITY_ERROR, "AutoTune: failed pitch allocation");
diff --git a/libraries/APM_Control/AP_RollController.cpp b/libraries/APM_Control/AP_RollController.cpp
index 8717828cda..6f16fd2b02 100644
--- a/libraries/APM_Control/AP_RollController.cpp
+++ b/libraries/APM_Control/AP_RollController.cpp
@@ -313,7 +313,7 @@ void AP_RollController::convert_pid()
 void AP_RollController::autotune_start(void)
 {
     if (autotune == nullptr) {
-        autotune = new AP_AutoTune(gains, AP_AutoTune::AUTOTUNE_ROLL, aparm, rate_pid);
+        autotune = NEW_NOTHROW AP_AutoTune(gains, AP_AutoTune::AUTOTUNE_ROLL, aparm, rate_pid);
         if (autotune == nullptr) {
             if (!failed_autotune_alloc) {
                 GCS_SEND_TEXT(MAV_SEVERITY_ERROR, "AutoTune: failed roll allocation");
diff --git a/libraries/APM_Control/AP_YawController.cpp b/libraries/APM_Control/AP_YawController.cpp
index 15f42c2fb5..0da792112b 100644
--- a/libraries/APM_Control/AP_YawController.cpp
+++ b/libraries/APM_Control/AP_YawController.cpp
@@ -391,7 +391,7 @@ void AP_YawController::autotune_start(void)
         gains.tau.set(0.5);
         gains.rmax_pos.set(90);
 
-        autotune = new AP_AutoTune(gains, AP_AutoTune::AUTOTUNE_YAW, aparm, rate_pid);
+        autotune = NEW_NOTHROW AP_AutoTune(gains, AP_AutoTune::AUTOTUNE_YAW, aparm, rate_pid);
         if (autotune == nullptr) {
             if (!failed_autotune_alloc) {
                 GCS_SEND_TEXT(MAV_SEVERITY_ERROR, "AutoTune: failed yaw allocation");