diff --git a/isisd/isis_tlvs.c b/isisd/isis_tlvs.c
index b5caf396c17c..18b13547a5c5 100644
--- a/isisd/isis_tlvs.c
+++ b/isisd/isis_tlvs.c
@@ -7993,7 +7993,7 @@ struct isis_router_cap *isis_tlvs_init_router_capability(struct isis_tlvs *tlvs)
 	tlvs->router_cap = XCALLOC(MTYPE_ISIS_TLV, sizeof(*tlvs->router_cap));
 
 	/* init SR algo list content to the default value */
-	for (int i = 0; i < SR_ALGORITHM_COUNT; i++)
+	for (int i = 1; i < SR_ALGORITHM_COUNT; i++)
 		tlvs->router_cap->algo[i] = SR_ALGORITHM_UNSET;
 
 	return tlvs->router_cap;