diff --git a/Project.toml b/Project.toml
index a73d650b..4163e6eb 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,6 +1,6 @@
 name = "Nabla"
 uuid = "49c96f43-aa6d-5a04-a506-44c7070ebe78"
-version = "0.12.3"
+version = "0.12.4"
 
 [deps]
 DiffRules = "b552c78f-8df3-52c6-915a-8e097449b14b"
diff --git a/src/core.jl b/src/core.jl
index 5025c722..9a52b7ce 100644
--- a/src/core.jl
+++ b/src/core.jl
@@ -80,7 +80,9 @@ struct Branch{T} <: Node{T}
 end
 function Branch(f, args::Tuple, tape::Tape; kwargs...)
     unboxed = unbox.(args)
-    branch = Branch(f(unboxed...; kwargs...), f, args, kwargs.data, tape, length(tape) + 1)
+    branch = Branch(
+        f(unboxed...; kwargs...), f, args, getfield(kwargs, :data), tape, length(tape) + 1
+    )
     push!(tape, branch)
     return branch
 end