--- a/layout/svg/nsSVGIntegrationUtils.cpp
+++ b/layout/svg/nsSVGIntegrationUtils.cpp
@@ -459,17 +459,18 @@ GenerateMaskSurface(const nsSVGIntegrati
   gfxRect clipExtents = ctx.GetClipExtents();
   IntRect maskSurfaceRect = RoundedOut(ToRect(clipExtents));
   ctx.Restore();
 
   // Mask composition result on CoreGraphic::A8 surface is not correct
   // when mask-mode is not add(source over). Switch to skia when CG backend
   // detected.
   RefPtr<DrawTarget> maskDT =
-    (ctx.GetDrawTarget()->GetBackendType() == BackendType::COREGRAPHICS)
+    (ctx.GetDrawTarget()->GetBackendType() == BackendType::COREGRAPHICS ||
+     ctx.GetDrawTarget()->GetBackendType() == BackendType::DIRECT2D1_1)
     ? Factory::CreateDrawTarget(BackendType::SKIA, maskSurfaceRect.Size(),
                                 SurfaceFormat::A8)
     : ctx.GetDrawTarget()->CreateSimilarDrawTarget(maskSurfaceRect.Size(),
                                                    SurfaceFormat::A8);
   RefPtr<gfxContext> maskContext = gfxContext::ForDrawTarget(maskDT);
 
   // Set ctx's matrix on maskContext, offset by the maskSurfaceRect's position.
   // This makes sure that we combine the masks in device space.