diff --git a/app/adminapi/logic/expense/ExpenseReimbursementLogic.php b/app/adminapi/logic/expense/ExpenseReimbursementLogic.php
index 145035308..219dc8566 100644
--- a/app/adminapi/logic/expense/ExpenseReimbursementLogic.php
+++ b/app/adminapi/logic/expense/ExpenseReimbursementLogic.php
@@ -184,11 +184,15 @@ class ExpenseReimbursementLogic extends BaseLogic
     {
         $expenseReimbursement = ExpenseReimbursement::findOrEmpty($params['id']);
         $expenseReimbursement->detail;
+        foreach ($expenseReimbursement->detail as &$item) {
+            $item->subject;
+        }
         $expenseReimbursement->invoice;
         $expenseReimbursement->custom;
         $expenseReimbursement->org;
         $expenseReimbursement->dept;
         $expenseReimbursement->annex = json_decode($expenseReimbursement->annex, true);
+        unset($item);
         return $expenseReimbursement->toArray();
     }
 }
\ No newline at end of file
diff --git a/app/common/model/expense/ExpenseReimbursementDetail.php b/app/common/model/expense/ExpenseReimbursementDetail.php
index c4e2679bf..245a2effa 100644
--- a/app/common/model/expense/ExpenseReimbursementDetail.php
+++ b/app/common/model/expense/ExpenseReimbursementDetail.php
@@ -30,5 +30,8 @@ class ExpenseReimbursementDetail extends BaseModel
     protected $name = 'expense_reimbursement_detail';
     protected $deleteTime = 'delete_time';
 
-    
+    public function subject()
+    {
+        return $this->belongsTo(\app\common\model\cost\CostSubject::class, 'cost_subject_id');
+    }
 }
\ No newline at end of file