diff --git a/demos/web/index.html b/demos/web/index.html
index 761d84e..7abf4d3 100644
--- a/demos/web/index.html
+++ b/demos/web/index.html
@@ -217,10 +217,12 @@ limitations under the License.
      $("#trainingChk").bootstrapToggle('off');
      $("#peopleInVideo").html("");
 
-     if (navigator.getUserMedia) {
-         var videoSelector = {video : true};
-         navigator.getUserMedia(videoSelector, umSuccess, function() {
-             alert("Error fetching video from webcam");
+     if (navigator.mediaDevices.getUserMedia) {
+       var videoSelector = {video : true};
+       navigator.mediaDevices.getUserMedia(videoSelector)
+         .then(umSuccess)
+         .catch(function() {
+           alert("Error fetching video from webcam");
          });
      } else {
          alert("No webcam detected.");