diff --git a/app/Http/Controllers/ExpenseCategoryController.php b/app/Http/Controllers/ExpenseCategoryController.php
index 83d6be93e412..f8780baa27be 100644
--- a/app/Http/Controllers/ExpenseCategoryController.php
+++ b/app/Http/Controllers/ExpenseCategoryController.php
@@ -135,11 +135,45 @@ class ExpenseCategoryController extends BaseController
         return $this->itemResponse($expense_category);
     }
 
+
     /**
      * Store a newly created resource in storage.
      *
-     * @param StoreExpenseCategoryRequest $request
+     * @param StoreInvoiceRequest $request  The request
+     *
      * @return Response
+     *
+     *
+     * @OA\Post(
+     *      path="/api/v1/expense_categories",
+     *      operationId="storeExpenseCategory",
+     *      tags={"expense_categories"},
+     *      summary="Adds a expense category",
+     *      description="Adds an expense category to the system",
+     *      @OA\Parameter(ref="#/components/parameters/X-Api-Secret"),
+     *      @OA\Parameter(ref="#/components/parameters/X-Api-Token"),
+     *      @OA\Parameter(ref="#/components/parameters/X-Requested-With"),
+     *      @OA\Parameter(ref="#/components/parameters/include"),
+     *      @OA\Response(
+     *          response=200,
+     *          description="Returns the saved invoice object",
+     *          @OA\Header(header="X-MINIMUM-CLIENT-VERSION", ref="#/components/headers/X-MINIMUM-CLIENT-VERSION"),
+     *          @OA\Header(header="X-RateLimit-Remaining", ref="#/components/headers/X-RateLimit-Remaining"),
+     *          @OA\Header(header="X-RateLimit-Limit", ref="#/components/headers/X-RateLimit-Limit"),
+     *          @OA\JsonContent(ref="#/components/schemas/ExpenseCategory"),
+     *       ),
+     *       @OA\Response(
+     *          response=422,
+     *          description="Validation error",
+     *          @OA\JsonContent(ref="#/components/schemas/ValidationError"),
+     *
+     *       ),
+     *       @OA\Response(
+     *           response="default",
+     *           description="Unexpected Error",
+     *           @OA\JsonContent(ref="#/components/schemas/Error"),
+     *       ),
+     *     )
      */
     public function store(StoreExpenseCategoryRequest $request)
     {
diff --git a/app/Http/Requests/RecurringExpense/StoreRecurringExpenseRequest.php b/app/Http/Requests/RecurringExpense/StoreRecurringExpenseRequest.php
index ef256795c05f..7bc220a8932d 100644
--- a/app/Http/Requests/RecurringExpense/StoreRecurringExpenseRequest.php
+++ b/app/Http/Requests/RecurringExpense/StoreRecurringExpenseRequest.php
@@ -43,6 +43,7 @@ class StoreRecurringExpenseRequest extends Request
             $rules['client_id'] = 'bail|sometimes|exists:clients,id,company_id,'.auth()->user()->company()->id;
         }
 
+        $rules['category_id'] = 'bail|nullable|sometimes|exists:expense_categories,id,company_id,'.auth()->user()->company()->id.',is_deleted,0';
         $rules['frequency_id'] = 'required|integer|digits_between:1,12';
         $rules['tax_amount1'] = 'numeric';
         $rules['tax_amount2'] = 'numeric';
@@ -61,10 +62,6 @@ class StoreRecurringExpenseRequest extends Request
             $input['next_send_date_client'] = $input['next_send_date'];
         }
 
-        if (array_key_exists('category_id', $input) && is_string($input['category_id'])) {
-            $input['category_id'] = $this->decodePrimaryKey($input['category_id']);
-        }
-
         if (! array_key_exists('currency_id', $input) || strlen($input['currency_id']) == 0) {
             $input['currency_id'] = (string) auth()->user()->company()->settings->currency_id;
         }
diff --git a/app/Http/Requests/RecurringExpense/UpdateRecurringExpenseRequest.php b/app/Http/Requests/RecurringExpense/UpdateRecurringExpenseRequest.php
index 0909c775c880..37540310c169 100644
--- a/app/Http/Requests/RecurringExpense/UpdateRecurringExpenseRequest.php
+++ b/app/Http/Requests/RecurringExpense/UpdateRecurringExpenseRequest.php
@@ -46,6 +46,7 @@ class UpdateRecurringExpenseRequest extends Request
         $rules['tax_amount1'] = 'numeric';
         $rules['tax_amount2'] = 'numeric';
         $rules['tax_amount3'] = 'numeric';
+        $rules['category_id'] = 'bail|nullable|sometimes|exists:expense_categories,id,company_id,'.auth()->user()->company()->id.',is_deleted,0';
 
         return $this->globalRules($rules);
     }
@@ -70,10 +71,6 @@ class UpdateRecurringExpenseRequest extends Request
             $input['next_send_date_client'] = $input['next_send_date'];
         }
 
-        if (array_key_exists('category_id', $input) && is_string($input['category_id'])) {
-            $input['category_id'] = $this->decodePrimaryKey($input['category_id']);
-        }
-
         if (array_key_exists('documents', $input)) {
             unset($input['documents']);
         }