diff --git a/ pyproject.toml b/ pyproject.toml
index 31615a7..6d9b5ed 100644
--- a/ pyproject.toml	
+++ b/ pyproject.toml	
@@ -1,4 +1,7 @@
 [project]
 name = "matrixmania"
 version = "0.1.0"
-dependencies = ["tabulate", "ruff", "pygame"]
\ No newline at end of file
+dependencies = ["tabulate", "ruff", "pygame"]
+
+[project.optional-dependencies]
+dev = ["pytest", "ruff", "pytest-cov"]
\ No newline at end of file