diff --git a/ext/RecursiveArrayToolsZygoteExt.jl b/ext/RecursiveArrayToolsZygoteExt.jl
index 26613aee..5eb46b39 100644
--- a/ext/RecursiveArrayToolsZygoteExt.jl
+++ b/ext/RecursiveArrayToolsZygoteExt.jl
@@ -139,19 +139,19 @@ end
     view(A, I...), view_adjoint
 end
 
-function ChainRulesCore.ProjectTo(a::AbstractVectorOfArray)
-    ChainRulesCore.ProjectTo{VectorOfArray}((sz = size(a)))
-end
-
-function (p::ChainRulesCore.ProjectTo{VectorOfArray})(x::Union{
-        AbstractArray, AbstractVectorOfArray})
-    if eltype(x) <: Number
-        arr = reshape(x, p.sz)
-        return VectorOfArray([arr[:, i] for i in 1:p.sz[end]])
-    elseif eltype(x) <: AbstractArray
-        return VectorOfArray(x)
-    end
-end
+# function ChainRulesCore.ProjectTo(a::AbstractVectorOfArray)
+#     ChainRulesCore.ProjectTo{VectorOfArray}((sz = size(a)))
+# end
+# 
+# function (p::ChainRulesCore.ProjectTo{VectorOfArray})(x::Union{
+#         AbstractArray, AbstractVectorOfArray})
+#     if eltype(x) <: Number
+#         arr = reshape(x, p.sz)
+#         return VectorOfArray([arr[:, i] for i in 1:p.sz[end]])
+#     elseif eltype(x) <: AbstractArray
+#         return VectorOfArray(x)
+#     end
+# end
 
 @adjoint function Broadcast.broadcasted(::typeof(+), x::AbstractVectorOfArray,
         y::Union{Zygote.Numeric, AbstractVectorOfArray})