diff --git a/src/streaming/controllers/AbrController.js b/src/streaming/controllers/AbrController.js
index 6bf9bd5212..3bf7ff9009 100644
--- a/src/streaming/controllers/AbrController.js
+++ b/src/streaming/controllers/AbrController.js
@@ -496,7 +496,7 @@ function AbrController() {
             setElementSize();
         }
         const streamInfo = streamProcessorDict[streamId][type].getStreamInfo();
-        const representation = adapter.getAdaptationForType(streamInfo.index, type, streamInfo).Representation;
+        const representation = adapter.getAdaptationForType(streamInfo.index, type, streamInfo).Representation_asArray;
         let newIdx = idx;
 
         if (elementWidth > 0 && elementHeight > 0) {
@@ -557,7 +557,7 @@ function AbrController() {
         if (configBitrate === -1) {
             if (configRatio > -1) {
                 const streamInfo = streamProcessorDict[streamId][type].getStreamInfo();
-                const representation = adapter.getAdaptationForType(streamInfo.index, type, streamInfo).Representation;
+                const representation = adapter.getAdaptationForType(streamInfo.index, type, streamInfo).Representation_asArray;
                 if (Array.isArray(representation)) {
                     const repIdx = Math.max(Math.round(representation.length * configRatio) - 1, 0);
                     configBitrate = representation[repIdx].bandwidth / 1000;
diff --git a/test/unit/mocks/AdapterMock.js b/test/unit/mocks/AdapterMock.js
index c36f0147e6..3e9b2a43ff 100644
--- a/test/unit/mocks/AdapterMock.js
+++ b/test/unit/mocks/AdapterMock.js
@@ -79,6 +79,23 @@ function AdapterMock() {
                 {
                     width: 900
                 }
+            ],
+            Representation_asArray: [
+                {
+                    width: 500
+                },
+                {
+                    width: 750
+                },
+                {
+                    width: 900
+                },
+                {
+                    width: 900
+                },
+                {
+                    width: 900
+                }
             ]
         };
     };