diff --git a/libraries/AP_ServoRelayEvents/AP_ServoRelayEvents.cpp b/libraries/AP_ServoRelayEvents/AP_ServoRelayEvents.cpp
index 8c1429f935..88edaa7cd0 100644
--- a/libraries/AP_ServoRelayEvents/AP_ServoRelayEvents.cpp
+++ b/libraries/AP_ServoRelayEvents/AP_ServoRelayEvents.cpp
@@ -113,7 +113,7 @@ void AP_ServoRelayEvents::update_events(void)
     case EVENT_TYPE_SERVO:
         hal.rcout->enable_ch(channel-1);
         if (repeat & 1) {
-            hal.rcout->write(channel-1, SRV_Channels::srv_channel(channel-1)->get_output_pwm());
+            hal.rcout->write(channel-1, SRV_Channels::srv_channel(channel-1)->get_trim());
         } else {
             hal.rcout->write(channel-1, servo_value);
         }