diff --git a/src/pages/master/sparepart/component/DetailSparepart.jsx b/src/pages/master/sparepart/component/DetailSparepart.jsx
index b58ab26..3a13fc0 100644
--- a/src/pages/master/sparepart/component/DetailSparepart.jsx
+++ b/src/pages/master/sparepart/component/DetailSparepart.jsx
@@ -226,10 +226,8 @@ const DetailSparepart = (props) => {
                 payload.sparepart_merk = formData.sparepart_merk;
             }
             // sparepart_qty disimpan sebagai angka kuantitas
-            // Untuk menghindari error validasi, jika qty 0, kita tetap kirim 1 ke backend tapi statusnya "Not Available"
             const qty = parseInt(formData.sparepart_qty) || 0;
-            const actualQty = qty > 0 ? qty : 1;  // Kirim minimal 1 ke backend
-            payload.sparepart_qty = actualQty;
+            payload.sparepart_qty = qty;
 
             // sparepart_stok ditentukan otomatis berdasarkan qty sebenarnya
             payload.sparepart_stok = qty > 0 ? 'Available' : 'Not Available';
@@ -292,7 +290,9 @@ const DetailSparepart = (props) => {
                 const fileName = props.selectedData.sparepart_foto.split('/').pop();
                 const token = localStorage.getItem('token');
                 const baseURL = import.meta.env.VITE_API_SERVER || '';
-                const fullUrl = `${baseURL}/file-uploads/images/${encodeURIComponent(fileName)}${token ? `?token=${encodeURIComponent(token)}` : ''}`;
+                const fullUrl = `${baseURL}/file-uploads/images/${encodeURIComponent(fileName)}${
+                    token ? `?token=${encodeURIComponent(token)}` : ''
+                }`;
 
                 setFileList([
                     {
@@ -508,6 +508,7 @@ const DetailSparepart = (props) => {
                                         placeholder="Enter quantity"
                                         readOnly={props.readOnly}
                                         type="number"
+                                        min="0"
                                     />
                                 </Col>
                                 <Col span={12}>
@@ -524,13 +525,20 @@ const DetailSparepart = (props) => {
                                     <Text strong>Status</Text>
                                     <Input
                                         name="sparepart_stok"
-                                        value={parseInt(formData.sparepart_qty) > 0 ? 'Available' : 'Not Available'}
+                                        value={
+                                            parseInt(formData.sparepart_qty) > 0
+                                                ? 'Available'
+                                                : 'Not Available'
+                                        }
                                         readOnly={true}
                                         placeholder="Auto calculated"
                                         style={{
                                             backgroundColor: '#f5f5f5',
                                             cursor: 'not-allowed',
-                                            color: parseInt(formData.sparepart_qty) > 0 ? '#52c41a' : '#ff4d4f'
+                                            color:
+                                                parseInt(formData.sparepart_qty) > 0
+                                                    ? '#52c41a'
+                                                    : '#ff4d4f',
                                         }}
                                     />
                                 </Col>
@@ -576,7 +584,12 @@ const DetailSparepart = (props) => {
                     </Row>
                 </div>
             )}
-            <Modal open={previewOpen} title={previewTitle} footer={null} onCancel={handlePreviewCancel}>
+            <Modal
+                open={previewOpen}
+                title={previewTitle}
+                footer={null}
+                onCancel={handlePreviewCancel}
+            >
                 <img alt="preview" style={{ width: '100%' }} src={previewImage} />
             </Modal>
         </Modal>
diff --git a/src/pages/master/sparepart/component/SparepartCardList.jsx b/src/pages/master/sparepart/component/SparepartCardList.jsx
index d97d7f6..663d548 100644
--- a/src/pages/master/sparepart/component/SparepartCardList.jsx
+++ b/src/pages/master/sparepart/component/SparepartCardList.jsx
@@ -46,13 +46,10 @@ const SparepartCardList = ({
 
         setLoadingQuantities((prev) => ({ ...prev, [item.sparepart_id]: true }));
 
-        // sparepart_qty disimpan sebagai angka kuantitas
-        // sparepart_stok ditentukan otomatis berdasarkan qty
-        // Untuk menghindari error validasi, jika newQty 0, kita tetap kirim 1 ke backend tapi statusnya "Not Available"
-        const actualQty = newQty > 0 ? newQty : 1; // Kirim minimal 1 ke backend
+        // sparepart_qty disimpan sebagai angka kuantitas (update boleh 0 sesuai validasi update schema)
         const payload = {
-            sparepart_qty: actualQty,
-            sparepart_stok: newQty > 0 ? 'Available' : 'Not Available', // Otomatis tentukan status berdasarkan newQty asli
+            sparepart_qty: newQty,
+            sparepart_stok: newQty > 0 ? 'Available' : 'Not Available', // Otomatis tentukan status
         };
 
         // Hanya tambahkan field jika nilainya tidak kosong untuk menghindari validasi error