diff --git a/netmap/types.proto b/netmap/types.proto
index 2b29beb..4398546 100644
--- a/netmap/types.proto
+++ b/netmap/types.proto
@@ -166,6 +166,8 @@ message NodeInfo {
   //   TODO: write description.
   // * SubDivCode \
   //   TODO: write description.
+  // * SubDiv \
+  //   TODO: write description.
   // * Region \
   //   Country's administative subdivision where node is located. Calculated
   //   automatically from `Locode` attribute based on `SubDiv` field. Presented