diff --git a/includes/definitions/recoveryos.yaml b/includes/definitions/recoveryos.yaml
index 063f74b729e5..f67249d26709 100644
--- a/includes/definitions/recoveryos.yaml
+++ b/includes/definitions/recoveryos.yaml
@@ -10,5 +10,5 @@ discovery:
       sysObjectID: .1.3.6.1.4.1.8072.3.2.10
       snmpget:
           oid: .1.3.6.1.4.1.21865.1.6.1.0
-          op: starts
-          value: U
+          op: regex
+          value: '/^U.+|80\d{2}S?-\d{3}-\d{5}/'