diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8d499a2..7dd52cc 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1 +1,6 @@
 # PIMGento API change Log
+
+### 100.1.1 :
+Fix price set to 0 if attribute price is empty
+
+Fix media import with wrong entity_type_id
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 4873ee1..755834a 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -16,5 +16,5 @@ Contributing policy
 
 **You can not commit directly on this repository.**
 
-Fork the project, create a feature branch, and send a pull request.
+Fork the project, create a feature branch, and send a pull request on the develop branch.
 
diff --git a/app/code/community/Pimgento/Api/Model/Job/Product.php b/app/code/community/Pimgento/Api/Model/Job/Product.php
index 825853e..9bbb7ce 100644
--- a/app/code/community/Pimgento/Api/Model/Job/Product.php
+++ b/app/code/community/Pimgento/Api/Model/Job/Product.php
@@ -49,6 +49,30 @@ class Pimgento_Api_Model_Job_Product extends Pimgento_Api_Model_Job_Abstract
      * @var string[]
      */
     protected $allowedTypeId = ['simple', 'virtual'];
+    /**
+     * List of column to exclude from attribute value setting
+     *
+     * @var string[]
+     */
+    protected $excludedColumns = [
+        '_entity_id',
+        '_is_new',
+        '_status',
+        '_type_id',
+        '_options_container',
+        '_tax_class_id',
+        '_attribute_set_id',
+        '_visibility',
+        '_children',
+        '_axes',
+        'code',
+        'sku',
+        'categories',
+        'family',
+        'groups',
+        'parent',
+        'enabled',
+    ];
 
     /**
      * Pimgento_Api_Model_Job_Product constructor
@@ -250,7 +274,7 @@ public function updateColumns($task)
 
         if ($connection->tableColumnExists($tmpTable, 'type_id')) {
             /** @var string $types */
-            $types = $connection->quote($this->allowedTypeId);
+            $types = $connection->quote($this->getAllowedTypeId());
             $connection->update(
                 $tmpTable,
                 [
@@ -543,25 +567,9 @@ public function updateOption($task)
         $columns = array_keys($connection->describeTable($tmpTable));
         /** @var string[] $except */
         $except = [
-            '_entity_id',
-            '_is_new',
-            '_status',
-            '_type_id',
-            '_options_container',
-            '_tax_class_id',
-            '_attribute_set_id',
-            '_visibility',
-            '_children',
-            '_axes',
-            'code',
-            'sku',
-            'categories',
-            'family',
-            'groups',
-            'parent',
             'url_key',
-            'enabled',
         ];
+        $except = array_merge($except, $this->getExcludedColumns());
 
         /** @var string $column */
         foreach ($columns as $column) {
@@ -691,25 +699,6 @@ public function setValues($task)
         $stores = $storeHelper->getAllStores();
         /** @var string[] $columns */
         $columns = array_keys($connection->describeTable($tmpTable));
-        /** @var string[] $except */
-        $except = [
-            '_entity_id',
-            '_is_new',
-            '_status',
-            '_type_id',
-            '_options_container',
-            '_tax_class_id',
-            '_attribute_set_id',
-            '_visibility',
-            '_children',
-            '_axes',
-            'sku',
-            'categories',
-            'family',
-            'groups',
-            'parent',
-            'enabled',
-        ];
         /** @var mixed[] $values */
         $values = [
             0 => [
@@ -725,7 +714,7 @@ public function setValues($task)
 
         /** @var string $column */
         foreach ($columns as $column) {
-            if (in_array($column, $except) || preg_match('/-unit/', $column)) {
+            if (in_array($column, $this->getExcludedColumns()) || preg_match('/-unit/', $column)) {
                 continue;
             }
 
@@ -1350,10 +1339,11 @@ public function importMedia($task)
                     }
                     /** @var mixed[] $data */
                     $data = [
-                        'attribute_id' => $column['attribute'],
-                        'store_id'     => 0,
-                        'entity_id'    => $row['entity_id'],
-                        'value'        => $file,
+                        'attribute_id'   => $column['attribute'],
+                        'store_id'       => 0,
+                        'entity_id'      => $row['entity_id'],
+                        'entity_type_id' => new Zend_Db_Expr($this->getProductEntityTypeId()),
+                        'value'          => $file,
                     ];
                     $connection->insertOnDuplicate($productImageTable, $data, array_keys($data));
                 }
@@ -1627,7 +1617,7 @@ public function getProductEntityTypeId()
     }
 
     /**
-     * Retrieve product entity type id
+     * Retrieve product default attribute set id
      *
      * @return int
      */
@@ -1638,4 +1628,14 @@ public function getProductDefaultAttributeSetId()
 
         return $entitiesHelper->getProductDefaultAttributeSetId();
     }
+
+    /**
+     * Retrieve excluded columns
+     *
+     * @return string[]
+     */
+    public function getExcludedColumns()
+    {
+        return $this->excludedColumns;
+    }
 }
diff --git a/app/code/community/Pimgento/Api/Model/Resource/Entities.php b/app/code/community/Pimgento/Api/Model/Resource/Entities.php
index a4e6bcd..4e1fea8 100644
--- a/app/code/community/Pimgento/Api/Model/Resource/Entities.php
+++ b/app/code/community/Pimgento/Api/Model/Resource/Entities.php
@@ -54,6 +54,14 @@ class Pimgento_Api_Model_Resource_Entities extends Mage_Core_Model_Resource_Db_A
      * @var string[] $columnNames
      */
     protected $columnNames = [];
+    /**
+     * Product attributes to pass if empty value
+     *
+     * @var string[] $passIfEmpty
+     */
+    protected $passIfEmpty = [
+        'price',
+    ];
 
     /**
      * Resource initialization
@@ -89,6 +97,16 @@ public function setEntityCode($entityCode)
         return $this;
     }
 
+    /**
+     * Retrieve attributes to pass if empty value
+     *
+     * @return string[]
+     */
+    public function getPassIfEmpty()
+    {
+        return $this->passIfEmpty;
+    }
+
     /**
      * Create pimgento_api/entities table
      *
@@ -591,7 +609,7 @@ public function setValues(
                 continue;
             }
 
-            if ($attribute['backend_type'] === 'static') {
+            if (empty($attribute['backend_type']) || $attribute['backend_type'] === 'static') {
                 continue;
             }
 
@@ -609,10 +627,8 @@ public function setValues(
 
             /** @var bool $columnExists */
             $columnExists = $this->columnExists($tableName, $value);
-            /** @var int $productEntityTypeId */
-            $productEntityTypeId = Mage::helper('pimgento_api/entities')->getProductEntityTypeId();
-            if ($columnExists && $entityCode !== self::ENTITY_CODE_PRODUCT && $entityTypeId !== $productEntityTypeId) {
-                $select->where(sprintf('TRIM(`%s`) <> ?', $value), new Zend_Db_Expr('""'));
+            if ($columnExists && ($entityCode !== self::ENTITY_CODE_PRODUCT || in_array($code, $this->getPassIfEmpty()))) {
+                $select->where(sprintf('TRIM(`%s`) > ?', $value), new Zend_Db_Expr('""'));
             }
 
             /** @var string $backendType */