diff --git a/pyproject.toml b/pyproject.toml
index e1c47e8..f8294ff 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -47,7 +47,7 @@ isort = "^5.10.1"
 
 [build-system]
 requires = ["poetry>=0.12"]
-build-backend = "poetry.masonry.api"
+build-backend = "poetry.core.masonry.api"
 
 [tool.black]
 line-length = 88