diff --git a/src/MassSchemator.php b/src/MassSchemator.php
index e2bfe8a..1f9f44c 100644
--- a/src/MassSchemator.php
+++ b/src/MassSchemator.php
@@ -42,7 +42,7 @@ public function generate(iterable $source, array $schema): Generator
 
     /**
      * Converts input data array with using schema
-     * @param array $source iterable source of items to convert every one by schemator
+     * @param iterable $source iterable source of items to convert every one by schemator
      * @param array $schema schema for converting
      * @return array array of converted items
      * @throws Exceptions\SchematorException