--- a/dom/media/MediaDecoderStateMachine.cpp
+++ b/dom/media/MediaDecoderStateMachine.cpp
@@ -2192,22 +2192,17 @@ MediaDecoderStateMachine::SeekCompleted(
   // if we need to buffer after the seek.
   mQuickBuffering = false;
 
   if (video) {
     mMediaSink->Redraw(mInfo.mVideo);
     mOnPlaybackEvent.Notify(MediaEventType::Invalidate);
   }
 
-  if (nextState == DECODER_STATE_DECODING) {
-    SetState(DECODER_STATE_DECODING);
-  } else {
-    SetState(nextState);
-  }
-
+  SetState(nextState);
   ScheduleStateMachine();
 }
 
 RefPtr<ShutdownPromise>
 MediaDecoderStateMachine::BeginShutdown()
 {
   return InvokeAsync(OwnerThread(), this, __func__,
                      &MediaDecoderStateMachine::Shutdown);