diff --git a/RELEASENOTES.md b/RELEASENOTES.md
index 7c1e42c991..9e02140724 100644
--- a/RELEASENOTES.md
+++ b/RELEASENOTES.md
@@ -59,6 +59,7 @@
 *   DASH:
     *   Support the `forced-subtitle` track role
         ([#9727](https://github.com/google/ExoPlayer/issues/9727)).
+    *   Stop interpreting the `main` track role as `C.SELECTION_FLAG_DEFAULT`.
 *   HLS:
     *   Use chunkless preparation by default to improve start up time. If your
         renditions contain muxed closed-caption tracks that are *not* declared
diff --git a/library/dash/src/main/java/com/google/android/exoplayer2/source/dash/manifest/DashManifestParser.java b/library/dash/src/main/java/com/google/android/exoplayer2/source/dash/manifest/DashManifestParser.java
index 4ade8ce361..e0d7e2c43a 100644
--- a/library/dash/src/main/java/com/google/android/exoplayer2/source/dash/manifest/DashManifestParser.java
+++ b/library/dash/src/main/java/com/google/android/exoplayer2/source/dash/manifest/DashManifestParser.java
@@ -1472,8 +1472,6 @@ public class DashManifestParser extends DefaultHandler
       return 0;
     }
     switch (value) {
-      case "main":
-        return C.SELECTION_FLAG_DEFAULT;
       case "forced_subtitle":
         // Support both hyphen and underscore (https://github.com/google/ExoPlayer/issues/9727).
       case "forced-subtitle":
diff --git a/library/dash/src/test/java/com/google/android/exoplayer2/source/dash/manifest/DashManifestParserTest.java b/library/dash/src/test/java/com/google/android/exoplayer2/source/dash/manifest/DashManifestParserTest.java
index cb2d216c32..6516f9d71a 100644
--- a/library/dash/src/test/java/com/google/android/exoplayer2/source/dash/manifest/DashManifestParserTest.java
+++ b/library/dash/src/test/java/com/google/android/exoplayer2/source/dash/manifest/DashManifestParserTest.java
@@ -243,7 +243,8 @@ public class DashManifestParserTest {
     assertThat(format.containerMimeType).isEqualTo(MimeTypes.APPLICATION_RAWCC);
     assertThat(format.sampleMimeType).isEqualTo(MimeTypes.APPLICATION_CEA608);
     assertThat(format.codecs).isEqualTo("cea608");
-    assertThat(format.roleFlags).isEqualTo(C.ROLE_FLAG_SUBTITLE);
+    assertThat(format.roleFlags).isEqualTo(C.ROLE_FLAG_SUBTITLE | C.ROLE_FLAG_MAIN);
+    assertThat(format.selectionFlags).isEqualTo(0);
     assertThat(adaptationSets.get(0).type).isEqualTo(C.TRACK_TYPE_TEXT);
 
     format = adaptationSets.get(1).representations.get(0).format;
diff --git a/testdata/src/test/assets/media/mpd/sample_mpd_text b/testdata/src/test/assets/media/mpd/sample_mpd_text
index 4220f5b2f2..9af9e24915 100644
--- a/testdata/src/test/assets/media/mpd/sample_mpd_text
+++ b/testdata/src/test/assets/media/mpd/sample_mpd_text
@@ -8,6 +8,7 @@
   </SegmentTemplate>
   <AdaptationSet id="0" mimeType="application/x-rawcc" subsegmentAlignment="true">
    <Role schemeIdUri="urn:mpeg:DASH:role:2011" value="subtitle"/>
+   <Role schemeIdUri="urn:mpeg:DASH:role:2011" value="main"/>
    <Representation id="0" codecs="cea608" bandwidth="16">
     <BaseURL>https://test.com/0</BaseURL>
    </Representation>