Index: pyproject.toml
--- pyproject.toml.orig
+++ pyproject.toml
@@ -46,5 +46,5 @@ arsenic-check-ie11 = "arsenic.helpers:check_ie11_envir
 arsenic-configure-ie11 = "arsenic.helpers:configure_ie11_environment_cli"
 
 [build-system]
-requires = ["poetry>=0.12"]
-build-backend = "poetry.masonry.api"
+requires = ["poetry-core>=1.0.0"]
+build-backend = "poetry.core.masonry.api"
