--- a/gfx/layers/wr/WebRenderLayerManager.cpp
+++ b/gfx/layers/wr/WebRenderLayerManager.cpp
@@ -185,16 +185,19 @@ WebRenderLayerManager::EndEmptyTransacti
   // We also need to update canvases that might have changed, but this code
   // as-is causes crashes so comment it out for now.
   //for (auto iter = mLastCanvasDatas.Iter(); !iter.Done(); iter.Next()) {
   //  RefPtr<WebRenderCanvasData> canvasData = iter.Get()->GetKey();
   //  WebRenderCanvasRendererAsync* canvas = canvasData->GetCanvasRenderer();
   //  canvas->UpdateCompositableClient();
   //}
 
+  if (!(aFlags & EndTransactionFlags::END_NO_COMPOSITE)) {
+    ScheduleComposite();
+  }
   return true;
 }
 
 /*static*/ int32_t
 PopulateScrollData(WebRenderScrollData& aTarget, Layer* aLayer)
 {
   MOZ_ASSERT(aLayer);