diff --git a/isisd/isis_tlvs.c b/isisd/isis_tlvs.c
index e715cc30b6b4..b2e19401e760 100644
--- a/isisd/isis_tlvs.c
+++ b/isisd/isis_tlvs.c
@@ -955,7 +955,8 @@ static void format_item_ext_subtlvs(struct isis_ext_subtlvs *exts,
 				json_object_array_add(arr_adj_json, flags_json);
 				if (adj->subsubtlvs)
 					isis_format_subsubtlvs(adj->subsubtlvs,
-							       NULL, json,
+							       NULL,
+							       arr_adj_json,
 							       indent + 4);
 			}
 		} else
@@ -1031,7 +1032,8 @@ static void format_item_ext_subtlvs(struct isis_ext_subtlvs *exts,
 				json_object_array_add(arr_adj_json, flags_json);
 				if (lan->subsubtlvs)
 					isis_format_subsubtlvs(lan->subsubtlvs,
-							       NULL, json,
+							       NULL,
+							       arr_adj_json,
 							       indent + 4);
 			}
 		} else