diff --git a/public/js/admin_products.js b/public/js/admin_products.js
index a737de6..d766300 100644
--- a/public/js/admin_products.js
+++ b/public/js/admin_products.js
@@ -82,7 +82,7 @@ function showProduct(product) {
     product_amount.value = product.amount;
     product_price.value = product.unit_price;
     for (let i = 0; i < product_category_id.options.length; i++) {
-        product_category_id.options[i].selected = product_category_id.options[i].value === product.category_id;
+        product_category_id.options[i].selected = product_category_id.options[i].value == product.category_id;
     }
 
     // Delete button