diff --git a/Demos/GimpactTestDemo/GimpactTestDemo.cpp b/Demos/GimpactTestDemo/GimpactTestDemo.cpp
index b64af1a79..b8520911b 100644
--- a/Demos/GimpactTestDemo/GimpactTestDemo.cpp
+++ b/Demos/GimpactTestDemo/GimpactTestDemo.cpp
@@ -325,7 +325,7 @@ void	GimpactConcaveDemo::initPhysics()
 	//btOverlappingPairCache* broadphase = new btSimpleBroadphase();
 	//m_broadphase = new btSimpleBroadphase();
 
-	LONG maxProxies = 1024;
+	int  maxProxies = 1024;
 	btVector3 worldAabbMin(-10000,-10000,-10000);
 	btVector3 worldAabbMax( 10000, 10000, 10000);
 	m_broadphase = new bt32BitAxisSweep3(worldAabbMin,worldAabbMax,maxProxies);
diff --git a/Demos/GimpactTestDemo/Jamfile b/Demos/GimpactTestDemo/Jamfile
new file mode 100644
index 000000000..5917391de
--- /dev/null
+++ b/Demos/GimpactTestDemo/Jamfile
@@ -0,0 +1,21 @@
+SubDir TOP Demos GimpactTestDemo ;
+
+  #some demos need extra functionality, Collada / ConvexDecomposition etc.
+
+  rule ExtraDemo1
+
+  {
+    Application $(<) : $(>) : noinstall console nomanifest ;
+    LinkWith $(<) :   GIMPACT  bulletopenglsupport bulletdynamics bulletcollision  bulletmath ;
+    CFlags $(<) :
+          [ FIncludes $(TOP)/Demos/OpenGL ]
+       	  [ FIncludes $(TOP)/Extras/GIMPACT/include ]
+ 	  		
+    ;
+
+    MsvcIncDirs $(<) :
+        "../../Demos/OpenGL"
+      	"../../Extras/GIMPACT/include" 	;
+  }
+
+ExtraDemo1 GimpactTestDemo : [ Wildcard *.h *.cpp  ] ;
diff --git a/Demos/Jamfile b/Demos/Jamfile
index 44ba82076..02e984465 100644
--- a/Demos/Jamfile
+++ b/Demos/Jamfile
@@ -43,6 +43,7 @@ SubInclude TOP Demos BspDemo ;
 SubInclude TOP Demos VehicleDemo ;
 SubInclude TOP Demos CollisionDemo ;
 SubInclude TOP Demos CollisionInterfaceDemo ;
+SubInclude TOP Demos GimpactTestDemo ;
 SubInclude TOP Demos MovingConcaveDemo ;
 SubInclude TOP Demos ConcaveDemo ;
 SubInclude TOP Demos ConstraintDemo ;