diff --git a/engine-proto/ConstructionViewer.jl b/engine-proto/alg-test/ConstructionViewer.jl
similarity index 100%
rename from engine-proto/ConstructionViewer.jl
rename to engine-proto/alg-test/ConstructionViewer.jl
diff --git a/engine-proto/Engine.Algebraic.jl b/engine-proto/alg-test/Engine.Algebraic.jl
similarity index 100%
rename from engine-proto/Engine.Algebraic.jl
rename to engine-proto/alg-test/Engine.Algebraic.jl
diff --git a/engine-proto/Engine.Numerical.jl b/engine-proto/alg-test/Engine.Numerical.jl
similarity index 100%
rename from engine-proto/Engine.Numerical.jl
rename to engine-proto/alg-test/Engine.Numerical.jl
diff --git a/engine-proto/Engine.jl b/engine-proto/alg-test/Engine.jl
similarity index 100%
rename from engine-proto/Engine.jl
rename to engine-proto/alg-test/Engine.jl
diff --git a/engine-proto/HittingSet.jl b/engine-proto/alg-test/HittingSet.jl
similarity index 100%
rename from engine-proto/HittingSet.jl
rename to engine-proto/alg-test/HittingSet.jl