diff --git a/pyproject.toml b/pyproject.toml
index 7723cd8..5efd6ef 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,5 +1,5 @@
 [build-system]
-requires = ["maturin>=0.14,<0.15"]
+requires = ["maturin>=0.14,<2"]
 build-backend = "maturin"
 
 [project]