diff --git a/modules/worker/back/models/worker.json b/modules/worker/back/models/worker.json
index 323c2cd28..2c749144b 100644
--- a/modules/worker/back/models/worker.json
+++ b/modules/worker/back/models/worker.json
@@ -118,7 +118,8 @@
         },
         "incomes": {
             "type": "hasMany",
-            "model": "WorkerIncome"
+            "model": "WorkerIncome",
+            "foreignKey": "workerFk"
         },
         "trainingCourse": {
             "type": "hasMany",