diff --git a/app/Http/Controllers/FilamentController.php b/app/Http/Controllers/FilamentController.php
index c6060da..5ea5c3b 100644
--- a/app/Http/Controllers/FilamentController.php
+++ b/app/Http/Controllers/FilamentController.php
@@ -47,7 +47,8 @@ class FilamentController extends Controller
             'manufacturer_id' => 'required|exists:manufacturers,id',
             'weight' => 'required|numeric',
             'price' => 'nullable|decimal:2',
-            'diameter' => 'required|decimal:2'
+            'diameter' => 'required|decimal:2',
+            'stock' => 'required|integer'
         ]);
 
         $filament = new Filament();
@@ -59,6 +60,7 @@ class FilamentController extends Controller
         $filament->weight = $request->weight;
         $filament->price = $request->price;
         $filament->diameter = $request->diameter;
+        $filament->stock = $request->stock;
         $filament->save();
 
         ManufacturerController::refresh();
@@ -105,7 +107,8 @@ class FilamentController extends Controller
             'manufacturer_id' => 'required|exists:manufacturers,id',
             'weight' => 'required|numeric',
             'price' => 'nullable|decimal:2',
-            'diameter' => 'required|decimal:2'
+            'diameter' => 'required|decimal:2',
+            'stock' => 'required|integer'
         ]);
 
         $filament = Filament::find($id);
@@ -117,6 +120,7 @@ class FilamentController extends Controller
         $filament->weight = $request->weight;
         $filament->price = $request->price;
         $filament->diameter = $request->diameter;
+        $filament->stock = $request->stock;
         $filament->save();
 
         ManufacturerController::refresh();
diff --git a/app/Models/Filament.php b/app/Models/Filament.php
index 7835d3b..a15f183 100644
--- a/app/Models/Filament.php
+++ b/app/Models/Filament.php
@@ -19,6 +19,7 @@ class Filament extends Model
         'weight',
         'diameter',
         'price',
+        'stock'
     ];
 
     // Filament belongs to a type