diff --git a/instant-segment-py/pyproject.toml b/instant-segment-py/pyproject.toml
index ba7fa38..059693f 100644
--- a/instant-segment-py/pyproject.toml
+++ b/instant-segment-py/pyproject.toml
@@ -1,3 +1,3 @@
 [build-system]
-requires = ["maturin >= 0.11, < 0.12"]
+requires = ["maturin >= 1.0, < 2.0"]
 build-backend = "maturin"