diff --git a/custom-requirements.txt b/custom-requirements.txt
index 930ef67b743..e4eda179539 100644
--- a/custom-requirements.txt
+++ b/custom-requirements.txt
@@ -9,4 +9,5 @@ statsd  # MIT
 -e git+https://github.com/sapcc/python-agentliveness.git#egg=agentliveness
 -e git+https://github.com/sapcc/oslo.vmware.git@stable/2025.1-m3#egg=oslo.vmware
 -e git+https://github.com/sapcc/openstack-rate-limit-middleware.git#egg=rate-limit-middleware
+-e git+https://github.com/sapcc/os-brick.git@stable/2025.1-m3#egg=os-brick
 serialproxy-web