--- a/dom/media/MediaDecoderStateMachine.cpp
+++ b/dom/media/MediaDecoderStateMachine.cpp
@@ -1542,33 +1542,30 @@ public:
     } else {
       RequestVideoData();
     }
   }
 
   void HandleWaitingForAudio() override
   {
     MOZ_ASSERT(!mSeekJob.mPromise.IsEmpty(), "Seek shouldn't be finished");
-    MOZ_ASSERT(NeedMoreVideo());
     // We don't care about audio decode errors in this state which will be
     // handled by other states after seeking.
   }
 
   void HandleAudioCanceled() override
   {
     MOZ_ASSERT(!mSeekJob.mPromise.IsEmpty(), "Seek shouldn't be finished");
-    MOZ_ASSERT(NeedMoreVideo());
     // We don't care about audio decode errors in this state which will be
     // handled by other states after seeking.
   }
 
   void HandleEndOfAudio() override
   {
     MOZ_ASSERT(!mSeekJob.mPromise.IsEmpty(), "Seek shouldn't be finished");
-    MOZ_ASSERT(NeedMoreVideo());
     // We don't care about audio decode errors in this state which will be
     // handled by other states after seeking.
   }
 
   void HandleWaitingForVideo() override
   {
     MOZ_ASSERT(!mSeekJob.mPromise.IsEmpty(), "Seek shouldn't be finished");
     MOZ_ASSERT(NeedMoreVideo());