diff --git a/Project.toml b/Project.toml
index 6e897bae3..cf4f48553 100644
--- a/Project.toml
+++ b/Project.toml
@@ -26,7 +26,6 @@ Preferences = "21216c6a-2e73-6563-6e65-726566657250"
 Reexport = "189a3867-3050-52da-a836-e630ba90ab69"
 SciMLBase = "0bca4576-84f4-4d90-8ffe-ffa030f20462"
 SimpleNonlinearSolve = "727e6d20-b764-4bd8-a329-72de5adea6c7"
-SparseMatrixColorings = "0a514795-09f3-496d-8182-132a7b665d35"
 StaticArraysCore = "1e83bf80-4336-4d27-bf5d-d5a4f845583c"
 SymbolicIndexingInterface = "2efcf032-c050-4f8e-a9bb-153293bab1f5"
 
@@ -45,6 +44,14 @@ SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
 SpeedMapping = "f1835b91-879b-4a3f-a438-e4baacf14412"
 Sundials = "c3572dad-4567-51f8-b174-8c6c989267f4"
 
+[sources]
+BracketingNonlinearSolve = {path = "lib/BracketingNonlinearSolve"}
+NonlinearSolveBase = {path = "lib/NonlinearSolveBase"}
+NonlinearSolveFirstOrder = {path = "lib/NonlinearSolveFirstOrder"}
+NonlinearSolveQuasiNewton = {path = "lib/NonlinearSolveQuasiNewton"}
+NonlinearSolveSpectralMethods = {path = "lib/NonlinearSolveSpectralMethods"}
+SimpleNonlinearSolve = {path = "lib/SimpleNonlinearSolve"}
+
 [extensions]
 NonlinearSolveFastLevenbergMarquardtExt = "FastLevenbergMarquardt"
 NonlinearSolveFixedPointAccelerationExt = "FixedPointAcceleration"
@@ -142,6 +149,7 @@ Random = "9a3f8284-a2c9-5f02-9a11-845980a1fd5c"
 ReTestItems = "817f1d60-ba6b-4fd5-9520-3cf149f6a823"
 SIAMFANLEquations = "084e46ad-d928-497d-ad5e-07fa361a48c4"
 SparseConnectivityTracer = "9f842d2f-2579-4b1d-911e-f412cf18a3f5"
+SparseMatrixColorings = "0a514795-09f3-496d-8182-132a7b665d35"
 SpeedMapping = "f1835b91-879b-4a3f-a438-e4baacf14412"
 StableRNGs = "860ef19b-820b-49d6-a774-d7a799459cd3"
 StaticArrays = "90137ffa-7385-5640-81b9-e52037218182"
@@ -149,24 +157,5 @@ Sundials = "c3572dad-4567-51f8-b174-8c6c989267f4"
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 Zygote = "e88e6eb3-aa80-5325-afca-941959d7151f"
 
-[sources.BracketingNonlinearSolve]
-path = "lib/BracketingNonlinearSolve"
-
-[sources.NonlinearSolveBase]
-path = "lib/NonlinearSolveBase"
-
-[sources.NonlinearSolveFirstOrder]
-path = "lib/NonlinearSolveFirstOrder"
-
-[sources.NonlinearSolveQuasiNewton]
-path = "lib/NonlinearSolveQuasiNewton"
-
-[sources.NonlinearSolveSpectralMethods]
-path = "lib/NonlinearSolveSpectralMethods"
-
-[sources.SimpleNonlinearSolve]
-path = "lib/SimpleNonlinearSolve"
-
 [targets]
-test = ["Aqua", "BandedMatrices", "BenchmarkTools", "CUDA", "ExplicitImports", "FastLevenbergMarquardt", "FixedPointAcceleration", "Hwloc", "InteractiveUtils", "LeastSquaresOptim", "LineSearches", "MINPACK", "NLSolvers", "NLsolve", "NaNMath", "NonlinearProblemLibrary", "OrdinaryDiffEqTsit5", "PETSc", "Pkg", "PolyesterForwardDiff", "Random", "ReTestItems", "SIAMFANLEquations", "SparseConnectivityTracer", "SpeedMapping", "StableRNGs", "StaticArrays", "Sundials", "Test", "Zygote"]
-
+test = ["Aqua", "BandedMatrices", "BenchmarkTools", "CUDA", "ExplicitImports", "FastLevenbergMarquardt", "FixedPointAcceleration", "Hwloc", "InteractiveUtils", "LeastSquaresOptim", "LineSearches", "MINPACK", "NLSolvers", "NLsolve", "NaNMath", "NonlinearProblemLibrary", "OrdinaryDiffEqTsit5", "PETSc", "Pkg", "PolyesterForwardDiff", "Random", "ReTestItems", "SIAMFANLEquations", "SparseConnectivityTracer", "SparseMatrixColorings", "SpeedMapping", "StableRNGs", "StaticArrays", "Sundials", "Test", "Zygote"]
diff --git a/src/NonlinearSolve.jl b/src/NonlinearSolve.jl
index e7bbf82b2..8eddf0712 100644
--- a/src/NonlinearSolve.jl
+++ b/src/NonlinearSolve.jl
@@ -30,9 +30,6 @@ using SimpleNonlinearSolve: SimpleBroyden, SimpleKlement
 using FiniteDiff: FiniteDiff          # Default Finite Difference Method
 using ForwardDiff: ForwardDiff, Dual  # Default Forward Mode AD
 
-# Sparse AD Support: Implemented via extensions in NonlinearSolveBase
-using SparseMatrixColorings: SparseMatrixColorings
-
 # Sub-Packages that are re-exported by NonlinearSolve
 using BracketingNonlinearSolve: BracketingNonlinearSolve
 using LineSearch: LineSearch
diff --git a/test/runtests.jl b/test/runtests.jl
index a9c5183ea..dcfb869ff 100644
--- a/test/runtests.jl
+++ b/test/runtests.jl
@@ -21,18 +21,15 @@ length(EXTRA_PKGS) ≥ 1 && Pkg.add(EXTRA_PKGS)
 const RETESTITEMS_NWORKERS = if GROUP == "wrappers"
     0  # Sequential execution for wrapper tests
 else
-    parse(
-        Int, get(ENV, "RETESTITEMS_NWORKERS",
-            string(min(ifelse(Sys.iswindows(), 0, Hwloc.num_physical_cores()), 4))
-        )
-    )
+    tmp = get(ENV, "RETESTITEMS_NWORKERS", "")
+    isempty(tmp) && (tmp = string(min(ifelse(Sys.iswindows(), 0, Hwloc.num_physical_cores()), 4)))
+    parse(Int, tmp)
+end
+const RETESTITEMS_NWORKER_THREADS = begin
+    tmp = get(ENV, "RETESTITEMS_NWORKER_THREADS", "")
+    isempty(tmp) && (tmp = string(max(Hwloc.num_virtual_cores() ÷ max(RETESTITEMS_NWORKERS, 1), 1)))
+    parse(Int, tmp)
 end
-const RETESTITEMS_NWORKER_THREADS = parse(Int,
-    get(
-        ENV, "RETESTITEMS_NWORKER_THREADS",
-        string(max(Hwloc.num_virtual_cores() ÷ max(RETESTITEMS_NWORKERS, 1), 1))
-    )
-)
 
 @info "Running tests for group: $(GROUP) with $(RETESTITEMS_NWORKERS) workers"