diff --git a/libraries/AP_Declination/examples/AP_Declination_test/AP_Declination_test.cpp b/libraries/AP_Declination/examples/AP_Declination_test/AP_Declination_test.cpp
index cc77cebd7a..08dd1ac8ba 100644
--- a/libraries/AP_Declination/examples/AP_Declination_test/AP_Declination_test.cpp
+++ b/libraries/AP_Declination/examples/AP_Declination_test/AP_Declination_test.cpp
@@ -5,7 +5,6 @@
 #include <AP_HAL/AP_HAL.h>
 #include <AP_Math/AP_Math.h>
 #include <AP_Declination/AP_Declination.h>
-#include <AP_Buffer/AP_Buffer.h>
 #include <Filter/Filter.h>
 
 void setup();