diff --git a/src/playbackstrategy/msestrategy.js b/src/playbackstrategy/msestrategy.js
index e7922a2c..6f496563 100644
--- a/src/playbackstrategy/msestrategy.js
+++ b/src/playbackstrategy/msestrategy.js
@@ -42,6 +42,7 @@ function MSEStrategy(
           bufferTimeAtTopQuality: 12,
           bufferTimeAtTopQualityLongForm: 15,
         },
+        lastMediaSettingsCachingInfo: { enabled: false },
       },
     },
     customPlayerSettings
@@ -526,12 +527,17 @@ function MSEStrategy(
     mediaPlayer.updateSettings(dashSettings)
     mediaPlayer.initialize(mediaElement, null)
 
-    if (audioDescribed.enable) {
-      mediaPlayer.setInitialMediaSettingsFor("audio", {
-        role: "alternate",
-        accessibility: { schemeIdUri: "urn:tva:metadata:cs:AudioPurposeCS:2007", value: "1" },
-      })
-    }
+    mediaPlayer.setInitialMediaSettingsFor(
+      "audio",
+      audioDescribed.enable
+        ? {
+            role: "alternate",
+            accessibility: { schemeIdUri: "urn:tva:metadata:cs:AudioPurposeCS:2007", value: "1" },
+          }
+        : {
+            role: "main",
+          }
+    )
 
     modifySource(presentationTimeInSeconds)
   }
diff --git a/src/playbackstrategy/msestrategy.test.js b/src/playbackstrategy/msestrategy.test.js
index b0b8cf13..55e08907 100644
--- a/src/playbackstrategy/msestrategy.test.js
+++ b/src/playbackstrategy/msestrategy.test.js
@@ -702,7 +702,7 @@ describe("Media Source Extensions Playback Strategy", () => {
   })
 
   describe("Sets up mediaPlayer respecting audioDescribed.enable", () => {
-    it("sets initial audio track settings when audioDescribed.enable is true", () => {
+    it("sets initial audio settings to the audio described track when audio described is enabled", () => {
       const mseStrategy = MSEStrategy(mockMediaSources, MediaKinds.VIDEO, playbackElement, undefined, undefined, {
         enable: true,
       })
@@ -714,13 +714,15 @@ describe("Media Source Extensions Playback Strategy", () => {
       })
     })
 
-    it("does not set initial audio track settings when audioDescribed.enable is false", () => {
+    it("sets initial audio settings to main track when audio described is not enabled", () => {
       const mseStrategy = MSEStrategy(mockMediaSources, MediaKinds.VIDEO, playbackElement, undefined, undefined, {
         enable: false,
       })
       mseStrategy.load(null, 10)
 
-      expect(mockDashInstance.setInitialMediaSettingsFor).not.toHaveBeenCalled()
+      expect(mockDashInstance.setInitialMediaSettingsFor).toHaveBeenCalledWith("audio", {
+        role: "main",
+      })
     })
   })