diff --git a/retailcrm/lib/RetailcrmIcml.php b/retailcrm/lib/RetailcrmIcml.php
index ee1b207..57a6222 100755
--- a/retailcrm/lib/RetailcrmIcml.php
+++ b/retailcrm/lib/RetailcrmIcml.php
@@ -259,7 +259,7 @@ class RetailcrmIcml
             if (
                 empty($feature['id_feature'])
                 || empty($feature['name'])
-                || $feature['value'] === null
+                || null === $feature['value']
             ) {
                 continue;
             }
@@ -272,7 +272,7 @@ class RetailcrmIcml
 
             $this->writer->startElement('param');
             $this->writer->writeAttribute('code', 'feature_' . $feature['id_feature'] . '_' . $numberCode);
-            $this->writer->writeAttribute('name' , $feature['name']);
+            $this->writer->writeAttribute('name', $feature['name']);
             $this->writer->text($feature['value']);
             $this->writer->endElement();
 
diff --git a/tests/lib/RetailcrmCatalogTest.php b/tests/lib/RetailcrmCatalogTest.php
index 7e56e1c..e990a6f 100644
--- a/tests/lib/RetailcrmCatalogTest.php
+++ b/tests/lib/RetailcrmCatalogTest.php
@@ -139,7 +139,8 @@ class RetailcrmCatalogTest extends RetailcrmTestCase
         $this->assertNotFalse($xml);
     }
 
-    private function getFeaturesData() {
+    private function getFeaturesData()
+    {
         return [
             [
                 'id_feature' => 1,
@@ -165,7 +166,7 @@ class RetailcrmCatalogTest extends RetailcrmTestCase
                 'id_feature' => 2,
                 'name' => 'test',
                 'value' => 'value2',
-            ]
+            ],
         ];
     }
 }