diff --git a/src/components/heatmap/orbit-control.js b/src/components/heatmap/orbit-control.js
index 7ef19a42..934bdb7d 100755
--- a/src/components/heatmap/orbit-control.js
+++ b/src/components/heatmap/orbit-control.js
@@ -1,5 +1,5 @@
 /* global window */
-import React, {Component, PropTypes} from 'react';
+import React, {Component} from 'react';
 import {PerspectiveViewport} from 'deck.gl';
 import {vec3} from 'gl-matrix';
 
@@ -141,26 +141,6 @@ export default class OrbitController extends Component {
   }
 }
 
-OrbitController.propTypes = {
-  // target position
-  lookAt: PropTypes.arrayOf(PropTypes.number),
-  // camera distance
-  distance: PropTypes.number.isRequired,
-  minDistance: PropTypes.number,
-  maxDistance: PropTypes.number,
-  // rotation
-  rotationX: PropTypes.number,
-  rotationY: PropTypes.number,
-  // field of view
-  fov: PropTypes.number,
-  // viewport width in pixels
-  width: PropTypes.number.isRequired,
-  // viewport height in pixels
-  height: PropTypes.number.isRequired,
-  // callback
-  onChangeViewport: PropTypes.func.isRequired
-};
-
 OrbitController.defaultProps = {
   lookAt: [0, 0, 0],
   rotationX: 0,
diff --git a/src/components/heatmap/popup.js b/src/components/heatmap/popup.js
index 8abcf13f..e27b563c 100755
--- a/src/components/heatmap/popup.js
+++ b/src/components/heatmap/popup.js
@@ -36,13 +36,6 @@ export class Popup extends PureComponent {
   };
 }
 
-Popup.propTypes = {
-  id: React.PropTypes.string,
-  title: React.PropTypes.string,
-  x: React.PropTypes.number,
-  y: React.PropTypes.number,
-};
-
 Popup.defaultProps = {
   id: 'id',
   title: '',