diff --git a/RELEASENOTES.md b/RELEASENOTES.md
index e8f9a2670e0..555448cf102 100644
--- a/RELEASENOTES.md
+++ b/RELEASENOTES.md
@@ -34,6 +34,7 @@
     *   Add `HlsInterstitialsAdsLoader.Listener.onAdStarted` to report the start
         of an ad period
         ([#2859](https://github.com/androidx/media/issues/2859)).
+    *   Accept space as a date/time separator in ISO 8601 date-time strings.
 *   DASH extension:
 *   Smooth Streaming extension:
 *   RTSP extension:
diff --git a/libraries/common/build.gradle b/libraries/common/build.gradle
index 2fa6fcaf719..cd85838a468 100644
--- a/libraries/common/build.gradle
+++ b/libraries/common/build.gradle
@@ -79,6 +79,7 @@ dependencies {
     testImplementation 'androidx.test:core:' + androidxTestCoreVersion
     testImplementation 'androidx.test.ext:junit:' + androidxTestJUnitVersion
     testImplementation 'junit:junit:' + junitVersion
+    testImplementation 'com.google.testparameterinjector:test-parameter-injector:' + testParameterInjectorVersion
     testImplementation 'com.google.truth:truth:' + truthVersion
     testImplementation 'org.robolectric:robolectric:' + robolectricVersion
     testImplementation project(modulePrefix + 'lib-exoplayer')
diff --git a/libraries/common/src/main/java/androidx/media3/common/util/Util.java b/libraries/common/src/main/java/androidx/media3/common/util/Util.java
index 2b46f187757..5a9bfd51d74 100644
--- a/libraries/common/src/main/java/androidx/media3/common/util/Util.java
+++ b/libraries/common/src/main/java/androidx/media3/common/util/Util.java
@@ -192,7 +192,7 @@ public final class Util {
   private static final String TAG = "Util";
   private static final Pattern XS_DATE_TIME_PATTERN =
       Pattern.compile(
-          "(\\d\\d\\d\\d)\\-(\\d\\d)\\-(\\d\\d)[Tt]"
+          "(\\d\\d\\d\\d)\\-(\\d\\d)\\-(\\d\\d)[Tt ]"
               + "(\\d\\d):(\\d\\d):(\\d\\d)([\\.,](\\d+))?"
               + "([Zz]|((\\+|\\-)(\\d?\\d):?(\\d\\d)))?");
   private static final Pattern XS_DURATION_PATTERN =
diff --git a/libraries/common/src/test/java/androidx/media3/common/util/UtilTest.java b/libraries/common/src/test/java/androidx/media3/common/util/UtilTest.java
index e1fe1dbcb18..9470274ff11 100644
--- a/libraries/common/src/test/java/androidx/media3/common/util/UtilTest.java
+++ b/libraries/common/src/test/java/androidx/media3/common/util/UtilTest.java
@@ -51,12 +51,12 @@
 import android.util.SparseLongArray;
 import androidx.media3.common.C;
 import androidx.media3.test.utils.TestUtil;
-import androidx.test.ext.junit.runners.AndroidJUnit4;
 import com.google.common.io.ByteStreams;
 import com.google.common.primitives.Bytes;
 import com.google.common.util.concurrent.Futures;
 import com.google.common.util.concurrent.ListenableFuture;
 import com.google.common.util.concurrent.SettableFuture;
+import com.google.testing.junit.testparameterinjector.TestParameter;
 import java.io.ByteArrayInputStream;
 import java.nio.ByteBuffer;
 import java.nio.ByteOrder;
@@ -72,11 +72,12 @@
 import java.util.zip.GZIPInputStream;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.robolectric.RobolectricTestParameterInjector;
 import org.robolectric.annotation.Config;
 import org.robolectric.shadows.ShadowLooper;
 
 /** Unit tests for {@link Util}. */
-@RunWith(AndroidJUnit4.class)
+@RunWith(RobolectricTestParameterInjector.class)
 public class UtilTest {
 
   private static final int TIMEOUT_MS = 10000;
@@ -975,14 +976,20 @@ public void parseXsDuration_returnsParsedDurationInMillis() {
   }
 
   @Test
-  public void parseXsDateTime_returnsParsedDateTimeInMillis() throws Exception {
-    assertThat(parseXsDateTime("2014-06-19T23:07:42")).isEqualTo(1403219262000L);
-    assertThat(parseXsDateTime("2014-08-06T11:00:00Z")).isEqualTo(1407322800000L);
-    assertThat(parseXsDateTime("2014-08-06T11:00:00,000Z")).isEqualTo(1407322800000L);
-    assertThat(parseXsDateTime("2014-09-19T13:18:55-08:00")).isEqualTo(1411161535000L);
-    assertThat(parseXsDateTime("2014-09-19T13:18:55-0800")).isEqualTo(1411161535000L);
-    assertThat(parseXsDateTime("2014-09-19T13:18:55.000-0800")).isEqualTo(1411161535000L);
-    assertThat(parseXsDateTime("2014-09-19T13:18:55.000-800")).isEqualTo(1411161535000L);
+  public void parseXsDateTime_returnsParsedDateTimeInMillis(
+      @TestParameter({"T", "t", " "}) String separator) throws Exception {
+    assertThat(parseXsDateTime("2014-06-19" + separator + "23:07:42")).isEqualTo(1403219262000L);
+    assertThat(parseXsDateTime("2014-08-06" + separator + "11:00:00Z")).isEqualTo(1407322800000L);
+    assertThat(parseXsDateTime("2014-08-06" + separator + "11:00:00,000Z"))
+        .isEqualTo(1407322800000L);
+    assertThat(parseXsDateTime("2014-09-19" + separator + "13:18:55-08:00"))
+        .isEqualTo(1411161535000L);
+    assertThat(parseXsDateTime("2014-09-19" + separator + "13:18:55-0800"))
+        .isEqualTo(1411161535000L);
+    assertThat(parseXsDateTime("2014-09-19" + separator + "13:18:55.000-0800"))
+        .isEqualTo(1411161535000L);
+    assertThat(parseXsDateTime("2014-09-19" + separator + "13:18:55.000-800"))
+        .isEqualTo(1411161535000L);
   }
 
   @Test