diff --git a/includes/definitions/schleifenbauer.yaml b/includes/definitions/schleifenbauer.yaml
index 9815bd8224..fb144858e7 100644
--- a/includes/definitions/schleifenbauer.yaml
+++ b/includes/definitions/schleifenbauer.yaml
@@ -12,3 +12,4 @@ discovery:
     -
         sysObjectID:
             - .1.3.6.1.4.1.31034.11.1
+            - .1.3.6.1.4.1.31034.11.3