diff --git a/Project.toml b/Project.toml
index 154885c5..2ca57501 100644
--- a/Project.toml
+++ b/Project.toml
@@ -19,12 +19,15 @@ SummationByPartsOperators = "9f78cca6-572e-554e-b819-917d2f1cf240"
 
 [compat]
 DiffEqBase = "6.121"
+LinearAlgebra = "1"
 PolynomialBases = "0.4.15"
+Printf = "1"
 RecipesBase = "1.1"
 Reexport = "1.0"
 Roots = "2.0.17"
 SciMLBase = "1.90, 2"
 SimpleUnPack = "1.1"
+SparseArrays = "1"
 StaticArrays = "1"
 SummationByPartsOperators = "0.5.41"
 julia = "1.8"
diff --git a/test/Project.toml b/test/Project.toml
index 3d336b11..cdb84b7a 100644
--- a/test/Project.toml
+++ b/test/Project.toml
@@ -10,4 +10,6 @@ Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 Aqua = "0.7, 0.8"
 OrdinaryDiffEq = "6.49.1"
 Plots = "1.16"
+SparseArrays = "1"
 SummationByPartsOperators = "0.5.41"
+Test = "1"