diff --git a/README.md b/README.md
index b6bb3c6..dfaaec6 100644
--- a/README.md
+++ b/README.md
@@ -20,7 +20,7 @@ Prestaneo reads standard CSV files from the Akeneo exports in order to import da
 * **Multi-site**: Prestaneo is natively compatible with the “multi-store” and the “multi-language” features of Prestashop.
 
 ## Requirements
-**Prestaneo** is designed to work on **Prestashop 1.5** & **Prestashop 1.6** based on generated CSV files from **Akeneo 1.3+**
+**Prestaneo** is designed to work on **Prestashop 1.5+** based on generated CSV files from **Akeneo 1.3+**
 
 PHP : **PHP 5.3+**
 
diff --git a/modules/prestaneo/models/import/category.php b/modules/prestaneo/models/import/category.php
index c6c7207..d832d26 100644
--- a/modules/prestaneo/models/import/category.php
+++ b/modules/prestaneo/models/import/category.php
@@ -142,7 +142,7 @@ public function process()
                 $data[$this->_offsets['default']['id_shop_default']] = $contextShopId;
             }
 
-            if (empty($data[$this->_offsets['default']['active']])) {
+            if (!isset($data[$this->_offsets['default']['active']])) {
                 $data[$this->_offsets['default']['active']] = 1;
             }
 
@@ -424,4 +424,4 @@ protected function _reorderByCategoryId($categoryId, $shopId)
 
         return $return;
     }
-}
\ No newline at end of file
+}