diff --git a/source/simulation/BoundingObjects.cpp b/source/simulation/BoundingObjects.cpp
index 6201340251..e21dacf4c2 100755
--- a/source/simulation/BoundingObjects.cpp
+++ b/source/simulation/BoundingObjects.cpp
@@ -1,6 +1,6 @@
 #include "BoundingObjects.h"
 #include "ogl.h"
-#include "terrain/MathUtil.h"
+#include "MathUtil.h"
 #include "stdio.h"
 #include "assert.h"