--- ./pyproject.toml.orig
+++ ./pyproject.toml
@@ -31,7 +31,7 @@
 
 [build-system]
 requires = ["poetry>=0.12"]
-build-backend = "poetry.masonry.api"
+build-backend = "poetry.core.masonry.api"
 
 [tool.black]
 skip_string_normalization = true