diff --git a/src/DormandPrince.jl b/src/DormandPrince.jl
index 92056a3..525cd76 100644
--- a/src/DormandPrince.jl
+++ b/src/DormandPrince.jl
@@ -5,10 +5,10 @@ using Base.Iterators:repeated, Repeated
 # internal imports
 include("types.jl")
 include("interface.jl")
-include("dp5_impl/mod.jl")
+include("dp5/mod.jl")
 
 
-using DormandPrince.DP5Impl: core_integrator
+using DormandPrince. DP5: core_integrator
 
 # export Interface
 export DP5Solver, integrate
diff --git a/src/dp5_impl/checks.jl b/src/dp5/checks.jl
similarity index 100%
rename from src/dp5_impl/checks.jl
rename to src/dp5/checks.jl
diff --git a/src/dp5_impl/helpers.jl b/src/dp5/helpers.jl
similarity index 100%
rename from src/dp5_impl/helpers.jl
rename to src/dp5/helpers.jl
diff --git a/src/dp5_impl/mod.jl b/src/dp5/mod.jl
similarity index 90%
rename from src/dp5_impl/mod.jl
rename to src/dp5/mod.jl
index 1091ff6..60e8fa3 100644
--- a/src/dp5_impl/mod.jl
+++ b/src/dp5/mod.jl
@@ -1,4 +1,4 @@
-module DP5Impl
+module  DP5
 
 using ..DormandPrince: DormandPrince, DP5Solver, Vars, Consts, Options, Report
 
diff --git a/src/dp5_impl/solver.jl b/src/dp5/solver.jl
similarity index 100%
rename from src/dp5_impl/solver.jl
rename to src/dp5/solver.jl
diff --git a/test/checks.jl b/test/checks.jl
index 3939563..c264f54 100644
--- a/test/checks.jl
+++ b/test/checks.jl
@@ -1,5 +1,5 @@
 using Test
-using DormandPrince.DP5Impl:
+using DormandPrince. DP5:
     Options,
     check_max_allowed_steps,
     check_uround,
diff --git a/test/errors.jl b/test/errors.jl
index e101e35..4dfa9f3 100644
--- a/test/errors.jl
+++ b/test/errors.jl
@@ -5,7 +5,7 @@ using DormandPrince:
     LARGER_NMAX_NEEDED,
     STEP_SIZE_BECOMES_TOO_SMALL
     
-using DormandPrince.DP5Impl: dopcor
+using DormandPrince. DP5: dopcor
 
 function fcn(x, y, f) 
     f[1] = y[1]^2 - y[1]^3