diff --git a/HEADER.js b/HEADER.js
index a1ee13cf..1c481068 100644
--- a/HEADER.js
+++ b/HEADER.js
@@ -32,7 +32,8 @@ else {
  * True when in environment that supports touch events
  * @type boolean
  */
-fabric.isTouchSupported = 'ontouchstart' in fabric.window;
+fabric.isTouchSupported = 'ontouchstart' in fabric.window || 'ontouchstart' in fabric.document ||
+  (fabric.window && fabric.window.navigator && fabric.window.navigator.maxTouchPoints > 0);
 
 /**
  * True when in environment that's probably Node.js