diff --git a/libraries/AP_Mount/AP_Mount_Topotek.cpp b/libraries/AP_Mount/AP_Mount_Topotek.cpp
index 465eb2f55089c7..853f5e24dd07c0 100755
--- a/libraries/AP_Mount/AP_Mount_Topotek.cpp
+++ b/libraries/AP_Mount/AP_Mount_Topotek.cpp
@@ -5,10 +5,7 @@
 #include <AP_HAL/AP_HAL.h>
 #include <AP_AHRS/AP_AHRS.h>
 #include <GCS_MAVLink/GCS.h>
-#include <GCS_MAVLink/include/mavlink/v2.0/checksum.h>
-#include <AP_SerialManager/AP_SerialManager.h>
 #include <AP_RTC/AP_RTC.h>
-#include <AP_Filesystem/posix_compat.h>
 
 extern const AP_HAL::HAL& hal;