diff --git a/requirements.txt b/requirements.txt
index 2f83aba1..0cba813d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -30,6 +30,7 @@ Pillow==10.3.0
 platformdirs==4.2.1
 pluggy==1.5.0
 pre-commit==3.7.0
+pybind11==2.12
 pydantic==2.7.1
 pydantic-settings==2.2.1
 pydcs @ git+https://github.com/dcs-retribution/pydcs@4f4d3fd51dc14ad8e16e3bf6b130e8efc18dcabd