diff --git a/index.js b/index.js
index <HASH>..<HASH> 100644
--- a/index.js
+++ b/index.js
@@ -349,7 +349,7 @@ THREE.Projector = function () {
 			_object.object = object;
 
 			_vector3.setFromMatrixPosition( object.matrixWorld );
-			_vector3.applyProjection( _viewProjectionMatrix );
+			_vector3.applyMatrix4( _viewProjectionMatrix );
 			_object.z = _vector3.z;
 			_object.renderOrder = object.renderOrder;
 
@@ -2050,4 +2050,4 @@ THREE.CanvasRenderer = function ( parameters ) {
 
 };
 
-module.exports = THREE;
\ No newline at end of file
+module.exports = THREE;
Fix warning about deprecation of `applyProjection`

This prevents a bunch of console spew about deprecated function calls.