diff --git a/pyproject.toml b/pyproject.toml
index 4382c409b..808f325fd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,5 +1,5 @@
 [build-system]
-requires = ["setuptools", "wheel", "scikit-build", "cmake", "ninja", "pybind11>=2.10.1", "drjit==0.4.4"]
+requires = ["setuptools", "wheel", "scikit-build", "cmake", "ninja", "pybind11==2.11.*", "drjit==0.4.4"]
 
 [tool.pytest.ini_options]
 norecursedirs = [ "ext" ]