diff --git a/pyproject.toml b/pyproject.toml
index 92d0502..1769023 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,5 +1,5 @@
 [build-system]
-requires = ["maturin>=1.0,<2.0"]
+requires = ["maturin>=1.0,<1.7.6"]
 build-backend = "maturin"
 
 [project]