diff --git a/ArduCopter/GCS_Mavlink.cpp b/ArduCopter/GCS_Mavlink.cpp
index 87d3b6cdaa..37186b3381 100644
--- a/ArduCopter/GCS_Mavlink.cpp
+++ b/ArduCopter/GCS_Mavlink.cpp
@@ -842,15 +842,6 @@ const AP_Param::GroupInfo GCS_MAVLINK::var_info[] = {
     AP_GROUPEND
 };
 
-float GCS_MAVLINK_Copter::adjust_rate_for_stream_trigger(enum streams stream_num)
-{
-    if ((stream_num != STREAM_PARAMS) &&
-        (waypoint_receiving || _queued_parameter != NULL)) {
-        return 0.25f;
-    }
-    return 1.0f;
-}
-
 void
 GCS_MAVLINK_Copter::data_stream_send(void)
 {
diff --git a/ArduCopter/GCS_Mavlink.h b/ArduCopter/GCS_Mavlink.h
index ecd5244221..275b36300e 100644
--- a/ArduCopter/GCS_Mavlink.h
+++ b/ArduCopter/GCS_Mavlink.h
@@ -13,7 +13,6 @@ protected:
 
 private:
 
-    float adjust_rate_for_stream_trigger(enum streams stream_num) override;
     void handleMessage(mavlink_message_t * msg) override;
     bool handle_guided_request(AP_Mission::Mission_Command &cmd) override;
     void handle_change_alt_request(AP_Mission::Mission_Command &cmd) override;