diff --git a/index.d.ts b/index.d.ts
index 9381905223..1365464157 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -1218,7 +1218,7 @@ declare namespace dashjs {
     }
 
     export interface IManifestInfo {
-        DVRWindowSize: number;
+        dvrWindowSize: number;
         availableFrom: Date;
         duration: number;
         isDynamic: boolean;
diff --git a/src/dash/DashAdapter.js b/src/dash/DashAdapter.js
index 68d02f8a74..e359313ad4 100644
--- a/src/dash/DashAdapter.js
+++ b/src/dash/DashAdapter.js
@@ -1071,7 +1071,7 @@ function DashAdapter() {
     function convertMpdToManifestInfo(mpd) {
         let manifestInfo = new ManifestInfo();
 
-        manifestInfo.DVRWindowSize = mpd.timeShiftBufferDepth;
+        manifestInfo.dvrWindowSize = mpd.timeShiftBufferDepth;
         manifestInfo.loadedTime = mpd.manifest.loadedTime;
         manifestInfo.availableFrom = mpd.availabilityStartTime;
         manifestInfo.minBufferTime = mpd.manifest.minBufferTime;
diff --git a/src/dash/vo/ManifestInfo.js b/src/dash/vo/ManifestInfo.js
index cb02fc7480..79a7a778dc 100644
--- a/src/dash/vo/ManifestInfo.js
+++ b/src/dash/vo/ManifestInfo.js
@@ -34,7 +34,7 @@
  */
 class ManifestInfo {
     constructor() {
-        this.DVRWindowSize = NaN;
+        this.dvrWindowSize = NaN;
         this.loadedTime = null;
         this.availableFrom = null;
         this.minBufferTime = NaN;
@@ -44,4 +44,4 @@ class ManifestInfo {
     }
 }
 
-export default ManifestInfo;
\ No newline at end of file
+export default ManifestInfo;
diff --git a/src/mss/MssHandler.js b/src/mss/MssHandler.js
index 6c32b990aa..a1a29fb52a 100644
--- a/src/mss/MssHandler.js
+++ b/src/mss/MssHandler.js
@@ -184,7 +184,7 @@ function MssHandler(config) {
 
         // Start MssFragmentInfoControllers in case of start-over streams
         let manifestInfo = e.request.mediaInfo.streamInfo.manifestInfo;
-        if (!manifestInfo.isDynamic && manifestInfo.DVRWindowSize !== Infinity) {
+        if (!manifestInfo.isDynamic && manifestInfo.dvrWindowSize !== Infinity) {
             startFragmentInfoControllers();
         }
     }
diff --git a/src/streaming/MediaPlayer.js b/src/streaming/MediaPlayer.js
index ceb10cd894..73158ca97a 100644
--- a/src/streaming/MediaPlayer.js
+++ b/src/streaming/MediaPlayer.js
@@ -698,7 +698,7 @@ function MediaPlayer() {
         if (!metric) {
             return 0;
         }
-        return metric.manifestInfo.DVRWindowSize;
+        return metric.manifestInfo.dvrWindowSize;
     }
 
     /**
diff --git a/test/unit/streaming.controllers.StreamController.js b/test/unit/streaming.controllers.StreamController.js
index ace8c9d7e9..4eb669c282 100644
--- a/test/unit/streaming.controllers.StreamController.js
+++ b/test/unit/streaming.controllers.StreamController.js
@@ -217,7 +217,7 @@ describe('StreamController', function () {
 
             let staticStreamInfo = { manifestInfo: { isDynamic: false }, start: 10, duration: 600, id: '1' };
             let dynamicStreamInfo = {
-                manifestInfo: { isDynamic: true, DVRWindowSize: 30, minBufferTime: 4 },
+                manifestInfo: { isDynamic: true, dvrWindowSize: 30, minBufferTime: 4 },
                 start: 10,
                 duration: Infinity,
                 id: '1'