--- a/widget/cocoa/nsChildView.mm
+++ b/widget/cocoa/nsChildView.mm
@@ -2937,17 +2937,17 @@ RectTextureImage::BeginUpdate(const Layo
   LayoutDeviceIntSize neededBufferSize = TextureSizeForSize(mUsedSize);
   if (!mUpdateDrawTarget || mBufferSize != neededBufferSize) {
     gfx::IntSize size(neededBufferSize.width, neededBufferSize.height);
     mUpdateDrawTarget = nullptr;
     mUpdateDrawTargetData = nullptr;
     int32_t stride = size.width * 4;
     mUpdateDrawTargetData = MakeUnique<unsigned char[]>(stride * size.height);
     mUpdateDrawTarget =
-      gfx::Factory::CreateDrawTargetForData(gfx::BackendType::COREGRAPHICS,
+      gfx::Factory::CreateDrawTargetForData(gfx::BackendType::SKIA,
                                             mUpdateDrawTargetData.get(), size,
                                             stride, gfx::SurfaceFormat::B8G8R8A8);
     mBufferSize = neededBufferSize;
   }
 
   mInUpdate = true;
 
   RefPtr<gfx::DrawTarget> drawTarget = mUpdateDrawTarget;