diff --git a/src/solve.jl b/src/solve.jl
index 9d0036aa02..8061d564e6 100644
--- a/src/solve.jl
+++ b/src/solve.jl
@@ -210,7 +210,7 @@ function DiffEqBase.__init(prob::Union{DiffEqBase.AbstractODEProblem,
     if prob isa DAEProblem
         rate_prototype = prob.du0
     else
-        rate_prototype = DiffEqBase._rate_prototype(u, t, one(t))
+        rate_prototype = zero.(DiffEqBase._rate_prototype(u, t, one(t)))
     end
     rateType = typeof(rate_prototype) ## Can be different if unitful