diff --git a/APMrover2/Rover.h b/APMrover2/Rover.h
index 9e8a73e740..56d4653cbb 100644
--- a/APMrover2/Rover.h
+++ b/APMrover2/Rover.h
@@ -442,7 +442,6 @@ private:
 
     // compat.cpp
     void delay(uint32_t ms);
-    void mavlink_delay(uint32_t ms);
 
     // control_modes.cpp
     Mode *control_mode_from_num(enum mode num);
diff --git a/APMrover2/compat.cpp b/APMrover2/compat.cpp
index b122a95f1c..75686d5d30 100644
--- a/APMrover2/compat.cpp
+++ b/APMrover2/compat.cpp
@@ -4,8 +4,3 @@ void Rover::delay(uint32_t ms)
 {
     hal.scheduler->delay(ms);
 }
-
-void Rover::mavlink_delay(uint32_t ms)
-{
-    hal.scheduler->delay(ms);
-}