diff --git a/modules/productcomments/js/productcomments.js b/modules/productcomments/js/productcomments.js
index 50799839f..eca9fae2a 100644
--- a/modules/productcomments/js/productcomments.js
+++ b/modules/productcomments/js/productcomments.js
@@ -54,8 +54,9 @@ $(function() {
 		e.preventDefault();
 
 		// Form element
+		url_options = productcomments_url_rewrite ? '?' : '&';
 		$.ajax({
-			url: productcomments_controller_url+'&action=add_comment&secure_key='+secure_key,
+			url: productcomments_controller_url+url_options+'action=add_comment&secure_key='+secure_key,
 			data: $('#fancybox-content form').serialize(),
 			type: 'POST',
 			dataType: "json",
diff --git a/modules/productcomments/productcomments.php b/modules/productcomments/productcomments.php
index 0dbc64d35..4060d8fb9 100644
--- a/modules/productcomments/productcomments.php
+++ b/modules/productcomments/productcomments.php
@@ -755,7 +755,8 @@ class ProductComments extends Module
 			'productcomment_cover' => (int)Tools::getValue('id_product').'-'.(int)$image['id_image'],
 			'mediumSize' => Image::getSize('medium'),
 			'nbComments' => (int)ProductComment::getCommentNumber((int)Tools::getValue('id_product')),
-			'productcomments_controller_url' => $this->context->link->getModuleLink('productcomments')
+			'productcomments_controller_url' => $this->context->link->getModuleLink('productcomments'),
+			'productcomments_url_rewriting_activated' => Configuration::get('PS_REWRITING_SETTINGS', 0)
 		));
 
 		$this->context->controller->pagination((int)ProductComment::getCommentNumber((int)Tools::getValue('id_product')));
diff --git a/modules/productcomments/productcomments.tpl b/modules/productcomments/productcomments.tpl
index f3d0af038..6b6c768b0 100644
--- a/modules/productcomments/productcomments.tpl
+++ b/modules/productcomments/productcomments.tpl
@@ -27,6 +27,7 @@
 var productcomments_controller_url = '{$productcomments_controller_url}';
 var confirm_report_message = "{l s='Are you sure you want report this comment?' mod='productcomments'}";
 var secure_key = "{$secure_key}";
+var productcomments_url_rewrite = '{$productcomments_url_rewriting_activated}';
 </script>
 
 <div id="idTab5">