diff --git a/examples/DeformableDemo/GraspDeformable.cpp b/examples/DeformableDemo/GraspDeformable.cpp
index 475fa9095..7150657e5 100644
--- a/examples/DeformableDemo/GraspDeformable.cpp
+++ b/examples/DeformableDemo/GraspDeformable.cpp
@@ -275,12 +275,12 @@ void GraspDeformable::initPhysics()
 	{
 		char absolute_path[1024];
 		b3BulletDefaultFileIO fileio;
-		fileio.findResourcePath("ditto.vtk", absolute_path, 1024);
+//        fileio.findResourcePath("ditto.vtk", absolute_path, 1024);
 		//        fileio.findResourcePath("banana.vtk", absolute_path, 1024);
 		//        fileio.findResourcePath("ball.vtk", absolute_path, 1024);
 		//        fileio.findResourcePath("deformable_crumpled_napkin_sim.vtk", absolute_path, 1024);
 		//        fileio.findResourcePath("single_tet.vtk", absolute_path, 1024);
-		//        fileio.findResourcePath("tube.vtk", absolute_path, 1024);
+                fileio.findResourcePath("tube.vtk", absolute_path, 1024);
 		//        fileio.findResourcePath("torus.vtk", absolute_path, 1024);
 		//        fileio.findResourcePath("paper_roll.vtk", absolute_path, 1024);
 		//        fileio.findResourcePath("bread.vtk", absolute_path, 1024);
@@ -295,8 +295,8 @@ void GraspDeformable::initPhysics()
 //        psb->scale(btVector3(30, 30, 30)); // for banana
         psb->scale(btVector3(.7, .7, .7));
 //        psb->scale(btVector3(2, 2, 2));
-//        psb->scale(btVector3(.3, .3, .3));  // for tube, torus, boot
-        psb->scale(btVector3(.1, .1, .1));  // for ditto
+        psb->scale(btVector3(.3, .3, .3));  // for tube, torus, boot
+//        psb->scale(btVector3(.1, .1, .1));  // for ditto
 //        psb->translate(btVector3(.25, 10, 0.4));
         psb->getCollisionShape()->setMargin(0.0005);
         psb->setMaxStress(50);
diff --git a/examples/DeformableDemo/Pinch.cpp b/examples/DeformableDemo/Pinch.cpp
index ed811a417..07c491d89 100644
--- a/examples/DeformableDemo/Pinch.cpp
+++ b/examples/DeformableDemo/Pinch.cpp
@@ -231,7 +231,7 @@ void Pinch::initPhysics()
     btVector3 gravity = btVector3(0, -10, 0);
 	m_dynamicsWorld->setGravity(gravity);
     getDeformableDynamicsWorld()->getWorldInfo().m_gravity = gravity;
-    
+	getDeformableDynamicsWorld()->getWorldInfo().m_sparsesdf.setDefaultVoxelsz(0.25);
     getDeformableDynamicsWorld()->setSolverCallback(dynamics);
 	m_guiHelper->createPhysicsDebugDrawer(m_dynamicsWorld);