diff --git a/src/server/models/circuit.js b/src/server/models/circuit.js
index a759717..38105f6 100755
--- a/src/server/models/circuit.js
+++ b/src/server/models/circuit.js
@@ -43,6 +43,9 @@ const CircuitSchema = new Schema({
     type: String,
     unique: true,
   },
+  link_group: {
+    type: String,
+  },
   subname: {
     type: String,
   },
@@ -279,6 +282,7 @@ CircuitSchema.statics.getWhatToShow = function (idapp, username) {
     symbol: 1,
     idCity: 1,
     strProv: 1,
+    link_group: 1,
     pub_to_share: 1,
     visibility: 1,
     color: 1,
@@ -341,6 +345,7 @@ CircuitSchema.statics.getWhatToShow_Unknown = function (idapp, username) {
     color: 1,
     idCity: 1,
     strProv: 1,
+    link_group: 1,
     pub_to_share: 1,
     visibility: 1,
     abbrev: 1,