diff --git a/lib/OrdinaryDiffEqCore/src/initialize_dae.jl b/lib/OrdinaryDiffEqCore/src/initialize_dae.jl
index 991bb5a665..e88deeef1a 100644
--- a/lib/OrdinaryDiffEqCore/src/initialize_dae.jl
+++ b/lib/OrdinaryDiffEqCore/src/initialize_dae.jl
@@ -163,7 +163,7 @@ function _initialize_dae!(integrator, prob::Union{ODEProblem, DAEProblem},
     isAD = if initializeprob.u0 === nothing
         AutoForwardDiff
     elseif has_autodiff(integrator.alg)
-        nameof(alg_autodiff(integrator.alg)) == :AutoForwardDiff
+        alg_autodiff(integrator.alg) isa AutoForwardDiff
     else
         true
     end