diff --git a/pyproject.toml b/pyproject.toml
index 13f442a..7354e1e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [build-system]
 requires = [
-    "nanobind >= 2.0.0",
+    "nanobind >= 2.1.0",
     "petsc4py",
     "scikit-build-core[pyproject]"
 ]