diff --git a/twamp/src/datamodel.c b/twamp/src/datamodel.c
index 8e54ce34f..8298337c3 100644
--- a/twamp/src/datamodel.c
+++ b/twamp/src/datamodel.c
@@ -19,7 +19,7 @@
 /* ********** DynamicObj ********** */
 DM_MAP_OBJ tDynamicObj[] = {
 /* parentobj, nextobject, parameter */
-{"Device.IP.Interface.", tDeviceTWAMPReflectorObj, NULL},
+{"Device.IP.Interface.{i}.", tDeviceTWAMPReflectorObj, NULL},
 {0}
 };
 
@@ -281,7 +281,7 @@ static int browseIPInterfaceTWAMPReflectorInst(struct dmctx *dmctx, DMNODE *pare
 	return 0;
 }
 
-/* *** Device.IP.Interface. *** */
+/* *** Device.IP.Interface.{i}. *** */
 DMOBJ tDeviceTWAMPReflectorObj[] = {
 /* OBJ, permission, addobj, delobj, checkdep, browseinstobj, nextdynamicobj, dynamicleaf, nextobj, leaf, linker, bbfdm_type, uniqueKeys*/
 {"TWAMPReflector", &DMWRITE, addObjIPInterfaceTWAMPReflector, delObjIPInterfaceTWAMPReflector, NULL, browseIPInterfaceTWAMPReflectorInst, NULL, NULL, NULL, tIPInterfaceTWAMPReflectorParams, NULL, BBFDM_BOTH, LIST_KEY{"Alias", "Port", NULL}},