diff --git a/Project.toml b/Project.toml
index b2208b8..069a700 100644
--- a/Project.toml
+++ b/Project.toml
@@ -1,7 +1,7 @@
 name = "SymPyPythonCall"
 uuid = "bc8888f7-b21e-4b7c-a06a-5d9c9496438c"
 authors = ["jverzani <jverzani@gmail.com> and contributors"]
-version = "0.4.0"
+version = "0.4.1"
 
 
 [deps]
@@ -19,6 +19,7 @@ CommonSolve = "0.2"
 CondaPkg = "0.2"
 LinearAlgebra = "1.6.1"
 PythonCall = "0.9"
+SparseArrays = "1.1"
 SpecialFunctions = "0.8, 0.9, 0.10, 1.0, 2"
 SymPyCore = "0.2.5, 1"
 TermInterface = "2"
@@ -28,8 +29,9 @@ julia = "1.6.1"
 [extras]
 Test = "8dfed614-e22c-5e08-85e1-65c5234f0b40"
 LinearAlgebra = "37e2e46d-f89d-539d-b4ee-838fcccc9c8e"
+SparseArrays = "2f01184e-e22b-5df5-ae63-d93ebab69eaf"
 SpecialFunctions = "276daf66-3868-5448-9aa4-cd146d93841b"
 TermInterface = "8ea1fca8-c5ef-4a55-8b96-4e9afe9c9a3c"
 
 [targets]
-test = ["Test", "LinearAlgebra", "SpecialFunctions", "TermInterface"]
+test = ["Test", "LinearAlgebra", "SparseArrays", "SpecialFunctions", "TermInterface"]