diff --git a/content/media/test/test_playback_rate.html b/content/media/test/test_playback_rate.html
index bb88f80854f..41242896269 100644
--- a/content/media/test/test_playback_rate.html
+++ b/content/media/test/test_playback_rate.html
@@ -18,7 +18,7 @@
 //            'mCurrentFrameTime <= clock_time || mPlaybackRate <= 0',
 //            file MediaDecoderStateMachine.cpp, line 2379
 // This test is currently disabled on Android debug for wildly-varying numbers of the above.
-SimpleTest.expectAssertions(5, 9);
+SimpleTest.expectAssertions(3, 9);
 if (navigator.platform.startsWith("Win")) {
   SimpleTest.expectAssertions(4, 5);
 }