diff --git a/lib/pointable.js b/lib/pointable.js
index b9af079..f7da794 100644
--- a/lib/pointable.js
+++ b/lib/pointable.js
@@ -1,4 +1,4 @@
-var glMatrix = require("gl-matrix")
+let glMatrix = require("gl-matrix")
   , vec3 = glMatrix.vec3;
 
 /**
@@ -26,7 +26,7 @@ var glMatrix = require("gl-matrix")
  * constructor is also invalid. Test for validity with the Pointable.valid
  * property.
  */
-var Pointable = module.exports = function(data) {
+let Pointable = module.exports = function(data) {
   /**
    * Indicates whether this is a valid Pointable object.
    *