diff --git a/pyproject.toml b/pyproject.toml
index 664d24a4..cd0734a1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -38,3 +38,7 @@ only-include = ["diagrams", "resources"]
 
 [tool.black]
 line-length=120
+
+[build-system]
+requires = ["poetry_core>=1.0.0"]
+build-backend = "poetry.core.masonry.api"