diff --git a/src/tracers.jl b/src/tracers.jl
index 9d66f9a..74382e8 100644
--- a/src/tracers.jl
+++ b/src/tracers.jl
@@ -101,7 +101,11 @@ end
 
 primal(d::Dual) = d.primal
 tracer(d::Dual) = d.tracer
-isemptytracer(d::Dual) = isemptytracer(tracer(d))
+
+gradient(d::Dual{P,T}) where {P,T<:GradientTracer} = gradient(tracer(d))
+gradient(d::Dual{P,T}) where {P,T<:HessianTracer}  = gradient(tracer(d))
+hessian(d::Dual{P,T}) where {P,T<:HessianTracer}   = hessian(tracer(d))
+isemptytracer(d::Dual)                             = isemptytracer(tracer(d))
 
 Dual{P,T}(d::Dual{P,T}) where {P<:Real,T<:AbstractTracer} = d
 Dual(primal::P, tracer::T) where {P,T} = Dual{P,T}(primal, tracer)