--- a/pyproject.toml
+++ b/pyproject.toml
@@ -30,5 +30,5 @@ black = {version = "^18.9b0", python = "^3.6"}
 
 
 [build-system]
-requires = ["poetry>=0.12"]
-build-backend = "poetry.masonry.api"
+requires = ["poetry_core>=1.0.0"]
+build-backend = "poetry.core.masonry.api"