diff --git a/Sample/HardParticle/Polyhedra.cpp b/Sample/HardParticle/Polyhedra.cpp
index dcb9dacb3ccca8ea09833340085e597bbeb33954..65773885cc55f4448b11ef53de7f11b2fc8a2265 100644
--- a/Sample/HardParticle/Polyhedra.cpp
+++ b/Sample/HardParticle/Polyhedra.cpp
@@ -13,10 +13,6 @@
 //  ************************************************************************************************
 
 #include "Sample/HardParticle/Polyhedra.h"
-
-#include "Base/Math/Constants.h"
-#include "Base/Math/Functions.h"
-#include "Base/Util/Assert.h"
 #include <ff/Make.h>
 
 //  ************************************************************************************************