diff --git a/demos/demo_processor_bundle_adjustment.cpp b/demos/demo_processor_bundle_adjustment.cpp
index 72efe9488cbd0ed155882c6a61d7ea6fc407e20b..936aa072070b52255fa8af76fced7bfc7be2d9d4 100644
--- a/demos/demo_processor_bundle_adjustment.cpp
+++ b/demos/demo_processor_bundle_adjustment.cpp
@@ -31,7 +31,7 @@
 #include "vision/sensor/sensor_camera.h"
 #include "vision/capture/capture_image.h"
 #include <core/ceres_wrapper/solver_ceres.h>
-#include "vision/landmark/landmark_HP.h"
+#include "vision/landmark/landmark_hp.h"
 #include "vision/internal/config.h"