diff --git a/examples/ICPRegistration_MeshSpring.scn b/examples/ICPRegistration_MeshSpring.scn
index 8f38ec0..7213ab6 100644
--- a/examples/ICPRegistration_MeshSpring.scn
+++ b/examples/ICPRegistration_MeshSpring.scn
@@ -15,7 +15,7 @@
 			<MeshOBJLoader name="MeshLoader"  filename="data/femur_m_res.obj" />
 			<MeshTopology src="@MeshLoader" />
 			<MechanicalObject  name="PointSet"   />
-			<UniformMass mass="0.001"/>
+			<UniformMass vertexMass="0.001"/>
    			<MeshSpringForceField name="Springs" stiffness="10000" />
 
 			<NormalsFromPoints name="NormalsFromPoints" template="Vec3d" position="@PointSet.position" triangles="@MeshLoader.triangles" quads="@MeshLoader.quads"/>
diff --git a/examples/ICPRegistration_ShapeMatching_Engine.scn b/examples/ICPRegistration_ShapeMatching_Engine.scn
index 6eeaa9c..45c8212 100644
--- a/examples/ICPRegistration_ShapeMatching_Engine.scn
+++ b/examples/ICPRegistration_ShapeMatching_Engine.scn
@@ -17,7 +17,7 @@
 			<MeshOBJLoader name="meshLoader" filename="data/femur_m_res.obj"/>
 			<MeshTopology src="@meshLoader" />
 			<MechanicalObject  name="PointSet"   />
-			<UniformMass mass="10"/>
+			<UniformMass vertexMass="10"/>
 			
 			<ClusteringEngine template="Vec3d" name="clustering" radius='0.4'  number='100' position="@meshLoader.position"/>
 			<ShapeMatching template="Vec3d" name="shapeMatching" iterations='1' position="@PointSet.position" cluster="@clustering.cluster"/>