diff --git a/libraries/physics/src/PhysicsWorld.h b/libraries/physics/src/PhysicsWorld.h
index 778e5280d8..523b1282f7 100644
--- a/libraries/physics/src/PhysicsWorld.h
+++ b/libraries/physics/src/PhysicsWorld.h
@@ -16,6 +16,8 @@
 
 #include <btBulletDynamicsCommon.h>
 
+#include "ShapeManager.h"
+
 class PhysicsWorld {
 public:
 
@@ -32,6 +34,8 @@ protected:
     btBroadphaseInterface* _broadphaseFilter;
     btSequentialImpulseConstraintSolver* _constraintSolver;
     btDiscreteDynamicsWorld* _dynamicsWorld;
+    
+    ShapeManager _shapeManager;
 
 private:
 };