diff --git a/setup.cfg b/setup.cfg
index 8e9755d6..129931d4 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -37,7 +37,7 @@ install_requires =
     toposort
     pyyaml >= 5.1
     patch == 1.*
-    pybind11-stubgen >= 0.10.5
+    pybind11-stubgen == 1.0.dev1
     dataclasses; python_version < '3.7'
     delocate; platform_system == 'Darwin'
     distro; platform_system == 'Linux'