diff --git a/library/core/src/androidTest/java/com/google/android/exoplayer2/ClippedPlaybackTest.java b/library/core/src/androidTest/java/com/google/android/exoplayer2/ClippedPlaybackTest.java
index b7f05b0869..9e757574b8 100644
--- a/library/core/src/androidTest/java/com/google/android/exoplayer2/ClippedPlaybackTest.java
+++ b/library/core/src/androidTest/java/com/google/android/exoplayer2/ClippedPlaybackTest.java
@@ -82,6 +82,7 @@ public final class ClippedPlaybackTest {
     playbackEnded.block();
 
     getInstrumentation().runOnMainSync(() -> player.get().release());
+    getInstrumentation().waitForIdleSync();
     assertThat(Iterables.getOnlyElement(Iterables.concat(textOutput.cues)).text.toString())
         .isEqualTo("This is the first subtitle.");
   }
@@ -135,6 +136,7 @@ public final class ClippedPlaybackTest {
     playbackEnded.block();
 
     getInstrumentation().runOnMainSync(() -> player.get().release());
+    getInstrumentation().waitForIdleSync();
     assertThat(Iterables.getOnlyElement(Iterables.concat(textOutput.cues)).text.toString())
         .isEqualTo("This is the first subtitle.");
   }