diff --git a/pyproject.toml b/pyproject.toml
index 4e77b7945..363be9518 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -119,5 +119,6 @@ appdirs = []
 pyrsistent = "https://raw.githubusercontent.com/tobgu/pyrsistent/master/LICENCE.mit"
 
 [build-system]
-requires = ["intreehooks"]
-build-backend = "intreehooks:loader"
+requires = ["poetry-core"]
+build-backend = "poetry.core.masonry.api"
+backend-path = ["."]