diff --git a/gfx/layers/CopyableCanvasLayer.cpp b/gfx/layers/CopyableCanvasLayer.cpp
index ebd92b8dafd7..34e43f706b94 100644
--- a/gfx/layers/CopyableCanvasLayer.cpp
+++ b/gfx/layers/CopyableCanvasLayer.cpp
@@ -43,7 +43,7 @@ CopyableCanvasLayer::Initialize(const Data& aData)
     // `GLScreenBuffer::Morph`ing is only needed in BasicShadowableCanvasLayer.
   } else if (aData.mDrawTarget) {
     mDrawTarget = aData.mDrawTarget;
-    mSurface = gfxPlatform::GetPlatform()->GetThebesSurfaceForDrawTarget(mDrawTarget);
+    mSurface = gfxPlatform::GetPlatform()->CreateThebesSurfaceAliasForDrawTarget_hack(mDrawTarget);
     mNeedsYFlip = false;
   } else {
     NS_ERROR("CanvasLayer created without mSurface, mDrawTarget or mGLContext?");