diff --git a/extensions/amp-video-iframe/0.1/amp-video-iframe.js b/extensions/amp-video-iframe/0.1/amp-video-iframe.js
index 96ab3533f3c0..eac329a4afe9 100644
--- a/extensions/amp-video-iframe/0.1/amp-video-iframe.js
+++ b/extensions/amp-video-iframe/0.1/amp-video-iframe.js
@@ -43,6 +43,7 @@ import {
 import {getData, listen} from '../../../src/event-helper';
 import {installVideoManagerForDoc} from '../../../src/service/video-manager-impl';
 import {isLayoutSizeDefined} from '../../../src/layout';
+import {measureIntersection} from '../../../src/utils/intersection';
 import {once} from '../../../src/utils/function';
 
 /** @private @const */
@@ -275,6 +276,7 @@ class AmpVideoIframe extends AMP.BaseElement {
 
   /**
    * @param {!Event} event
+   * @return {!Promise|undefined}
    * @private
    */
   onMessage_(event) {
@@ -302,8 +304,9 @@ class AmpVideoIframe extends AMP.BaseElement {
 
     if (methodReceived) {
       if (methodReceived == 'getIntersection') {
-        this.postIntersection_(messageId);
-        return;
+        return measureIntersection(this.element).then((intersection) => {
+          this.postIntersection_(messageId, intersection);
+        });
       }
       userAssert(false, 'Unknown method `%s`.', methodReceived);
       return;
@@ -361,10 +364,11 @@ class AmpVideoIframe extends AMP.BaseElement {
 
   /**
    * @param {number} messageId
+   * @param {!IntersectionObserverEntry} intersection
    * @private
    */
-  postIntersection_(messageId) {
-    const {time, intersectionRatio} = this.element.getIntersectionChangeEntry();
+  postIntersection_(messageId, intersection) {
+    const {intersectionRatio, time} = intersection;
 
     // Only post ratio > 0 when in autoplay range to prevent internal autoplay
     // implementations that differ from ours.
diff --git a/extensions/amp-video-iframe/0.1/test/test-amp-video-iframe.js b/extensions/amp-video-iframe/0.1/test/test-amp-video-iframe.js
index ef6c63c466dc..324852a0ae98 100644
--- a/extensions/amp-video-iframe/0.1/test/test-amp-video-iframe.js
+++ b/extensions/amp-video-iframe/0.1/test/test-amp-video-iframe.js
@@ -106,12 +106,16 @@ describes.realWin(
       );
     }
 
-    function stubIntersectionEntry(element, time, intersectionRatio) {
-      const entry = {time, intersectionRatio};
-      env.sandbox
-        ./*OK*/ stub(element, 'getIntersectionChangeEntry')
-        .returns(entry);
-      return entry;
+    function stubMeasureIntersection(target, time, intersectionRatio) {
+      env.win.IntersectionObserver = (callback) => ({
+        observe() {
+          Promise.resolve().then(() => {
+            callback([{target, time, intersectionRatio}]);
+          });
+        },
+        unobserve() {},
+        disconnect() {},
+      });
     }
 
     describe('#layoutCallback', () => {
@@ -288,12 +292,10 @@ describes.realWin(
 
         const message = getIntersectionMessage(id);
 
-        const expectedResponseMessage = {
-          id,
-          args: stubIntersectionEntry(videoIframe, time, intersectionRatio),
-        };
+        stubMeasureIntersection(videoIframe, time, intersectionRatio);
+        const expectedResponseMessage = {id, args: {time, intersectionRatio}};
 
-        videoIframe.implementation_.onMessage_(message);
+        await videoIframe.implementation_.onMessage_(message);
 
         expect(postMessage.withArgs(env.sandbox.match(expectedResponseMessage)))
           .to.have.been.calledOnce;
@@ -311,7 +313,7 @@ describes.realWin(
 
         const postMessage = stubPostMessage(videoIframe);
 
-        stubIntersectionEntry(videoIframe, time, intersectionRatio);
+        stubMeasureIntersection(videoIframe, time, intersectionRatio);
 
         acceptMockedMessages(videoIframe);
 
@@ -325,7 +327,7 @@ describes.realWin(
           },
         };
 
-        videoIframe.implementation_.onMessage_(message);
+        await videoIframe.implementation_.onMessage_(message);
 
         expect(postMessage.withArgs(env.sandbox.match(expectedResponseMessage)))
           .to.have.been.calledOnce;