diff --git a/Demos/HeightFieldFluidDemo/BulletHfFluid/btHfFluidBuoyantConvexShape.cpp b/Demos/HeightFieldFluidDemo/BulletHfFluid/btHfFluidBuoyantConvexShape.cpp
index b148dc2bf..3d6f46772 100644
--- a/Demos/HeightFieldFluidDemo/BulletHfFluid/btHfFluidBuoyantConvexShape.cpp
+++ b/Demos/HeightFieldFluidDemo/BulletHfFluid/btHfFluidBuoyantConvexShape.cpp
@@ -8,7 +8,7 @@
 #include "BulletCollision/NarrowPhaseCollision/btMinkowskiPenetrationDepthSolver.h"
 #include "BulletCollision/NarrowPhaseCollision/btDiscreteCollisionDetectorInterface.h"
 
-#include "BulletHfFluid/btHfFluidBuoyantConvexShape.h"
+#include "btHfFluidBuoyantConvexShape.h"
 
 btHfFluidBuoyantConvexShape::btHfFluidBuoyantConvexShape (btConvexShape* convexShape)
 {
diff --git a/Demos/HeightFieldFluidDemo/BulletHfFluid/btHfFluidCollisionShape.h b/Demos/HeightFieldFluidDemo/BulletHfFluid/btHfFluidCollisionShape.h
index e067ad9c5..3d2182eff 100644
--- a/Demos/HeightFieldFluidDemo/BulletHfFluid/btHfFluidCollisionShape.h
+++ b/Demos/HeightFieldFluidDemo/BulletHfFluid/btHfFluidCollisionShape.h
@@ -1,7 +1,7 @@
 #ifndef BT_HF_FLUID_COLLISION_SHAPE_H
 #define BT_HF_FLUID_COLLISION_SHAPE_H
 
-#include "BulletHfFluid/btHfFluid.h"
+#include "btHfFluid.h"
 #include "BulletCollision/BroadphaseCollision/btBroadphaseInterface.h"
 #include "BulletCollision/CollisionDispatch/btCollisionDispatcher.h"
 #include "BulletCollision/CollisionShapes/btConvexInternalShape.h"
diff --git a/Demos/HeightFieldFluidDemo/HfFluidDemo.cpp b/Demos/HeightFieldFluidDemo/HfFluidDemo.cpp
index fca1077c3..723a6b5a4 100644
--- a/Demos/HeightFieldFluidDemo/HfFluidDemo.cpp
+++ b/Demos/HeightFieldFluidDemo/HfFluidDemo.cpp
@@ -985,6 +985,7 @@ void HfFluidDemo::setShootBoxShape ()
 {
 	if (!m_shootBoxShape)
 	{
+		m_shootBoxShape = new btBoxShape(btVector3(0.3f,1.f,0.2f));
 		btHfFluidBuoyantConvexShape* buoyantShape = new btHfFluidBuoyantConvexShape((btConvexShape*)m_shootBoxShape);
 		buoyantShape->generateShape (btScalar(0.25f), btScalar(0.05f));
 		m_shootBoxShape = buoyantShape;