diff --git a/events.js b/events.js
index f62b991..af675bb 100755
--- a/events.js
+++ b/events.js
@@ -29,6 +29,13 @@ export default class Events {
         event.__capturedBy = obj
     }
 
+    static isPointerDown(event) {
+        // According to 
+        // https://developer.mozilla.org/en-US/docs/Web/API/Pointer_events
+        // pointer events use the buttons feature to represent pressed buttons
+        return event.buttons
+    }
+
     static isMouseDown(event) {
         // Attempts to clone the which attribute of events failed in WebKit. May
         // be this is a bug or a security feature. Workaround: we introduce
diff --git a/interaction.js b/interaction.js
index 1905dee..b051f94 100755
--- a/interaction.js
+++ b/interaction.js
@@ -536,11 +536,11 @@ export class InteractionDelegate {
             element.addEventListener(
                 'pointermove',
                 e => {
-                    if (this.debug) console.log('pointermove', e.pointerId)
+                    if (this.debug) console.log('pointermove', e.pointerId, e.pointerType)
 
                     if (
                         e.pointerType == 'touch' ||
-                        (e.pointerType == 'mouse' && Events.isMouseDown(e))
+                        (e.pointerType == 'mouse' && Events.isPointerDown(e))
                     ) {
                         // this.capture(e) &&
                         if (this.debug)
@@ -868,7 +868,7 @@ export class InteractionDelegate {
             let point = extracted[key]
             let updated = this.interaction.update(key, point)
             if (updated) {
-                console.warn("new pointer in updateInteraction shouldn't happen")
+                console.warn("new pointer in updateInteraction shouldn't happen", key)
                 this.interactionStarted(event, key, point)
             }
         }