diff --git a/src/solutions/dae_solutions.jl b/src/solutions/dae_solutions.jl
index 26992cefd..e9b12d728 100644
--- a/src/solutions/dae_solutions.jl
+++ b/src/solutions/dae_solutions.jl
@@ -56,7 +56,7 @@ end
 
 TruncatedStacktraces.@truncate_stacktrace DAESolution 1 2
 
-function build_solution(prob::AbstractDAEProblem, alg, t, u, du;
+function build_solution(prob::AbstractDAEProblem, alg, t, u, du = nothing;
     timeseries_errors = length(u) > 2,
     dense = false,
     dense_errors = dense,