diff --git a/app/Http/Requests/ExpenseRequest.php b/app/Http/Requests/ExpenseRequest.php
index ae2e83b6d12f..852df80f3cf5 100644
--- a/app/Http/Requests/ExpenseRequest.php
+++ b/app/Http/Requests/ExpenseRequest.php
@@ -1,5 +1,8 @@
 <?php namespace App\Http\Requests;
 
+use App\Models\ExpenseCategory;
+
+
 class ExpenseRequest extends EntityRequest {
 
     protected $entityType = ENTITY_EXPENSE;
@@ -7,12 +10,24 @@ class ExpenseRequest extends EntityRequest {
     public function entity()
     {
         $expense = parent::entity();
-        
+
         // eager load the documents
         if ($expense && ! $expense->relationLoaded('documents')) {
             $expense->load('documents');
         }
-        
+
         return $expense;
     }
-}
\ No newline at end of file
+
+    public function sanitize()
+    {
+        $input = $this->all();
+
+        if ($this->expense_category_id) {
+            $input['expense_category_id'] = ExpenseCategory::getPrivateId($this->expense_category_id);
+            $this->replace($input);
+        }
+
+        return $this->all();
+    }
+}