diff --git a/pyproject.toml b/pyproject.toml
index 059659c..7e1055a 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,4 +1,6 @@
 # Only a configuration storage, for now
+[tool.aliases]
+test = "pytest"
 
 [tool.black]
 line-length = 100
diff --git a/setup.cfg b/setup.cfg
deleted file mode 100644
index 31ad82b..0000000
--- a/setup.cfg
+++ /dev/null
@@ -1,2 +0,0 @@
-[aliases]
-test = pytest