diff --git a/pyproject.toml b/pyproject.toml
index e419215..60c8cbf 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -45,5 +45,5 @@ testpaths = [
 asyncio_mode = "auto"
 
 [build-system]
-requires = ["poetry-core==1.9.0"]
+requires = ["poetry-core==1.9.1"]
 build-backend = "poetry.core.masonry.api"