diff --git a/src/interface.jl b/src/interface.jl
index 1c10423..06c0512 100644
--- a/src/interface.jl
+++ b/src/interface.jl
@@ -1,5 +1,5 @@
 
-struct DP5Iterator{T <: Real}
+struct SolverIterator{T <: Real}
     solver::AbstractDPSolver
     times::AbstractVector{T}
 end
@@ -7,7 +7,7 @@ end
 # gets the first (t,y), return index which is the state
 # here we choose 2 because 1 is the initial state which 
 # is has been returned by the iterator
-function Base.iterate(dp5_iterator::DP5Iterator)
+function Base.iterate(dp5_iterator::SolverIterator)
     length(dp5_iterator.times) == 0 && return nothing # empty iterator
     # integrate to first time
     integrate(dp5_iterator.solver, first(dp5_iterator.times))
@@ -16,7 +16,7 @@ function Base.iterate(dp5_iterator::DP5Iterator)
 end
 
 # gets the next (t,y), return index+! which is the updated state
-function Base.iterate(dp5_iterator::DP5Iterator, index::Int) 
+function Base.iterate(dp5_iterator::SolverIterator, index::Int) 
     index > length(dp5_iterator.times) && return nothing # end of iterator
     # integrate to next time
     integrate(dp5_iterator.solver, dp5_iterator.times[index])
@@ -29,7 +29,7 @@ end
 # 2. integrate(solver, times) -> iterator
 # 3. integrate(callback, solver, times) -> vector of states with callback applied
 
-integrate(solver::AbstractDPSolver{T}, times::AbstractVector{T}) where {T <: Real} = DP5Iterator(solver, times)
+integrate(solver::AbstractDPSolver{T}, times::AbstractVector{T}) where {T <: Real} = SolverIterator(solver, times)
 
 function integrate(callback, solver::AbstractDPSolver{T}, times::AbstractVector{T}; sort_times::Bool = true) where {T <: Real}
     times = sort_times ? sort(collect(times)) : times