diff --git a/CHANGELOG.md b/CHANGELOG.md
index 75db313..24c903f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,7 +5,7 @@ All notable changes to this project will be documented in this file. This projec
 ## 1.6.0 (14. February 2024)
 
 + [#19](https://github.com/luyadev/yii-helpers/pull/19) Fixed issue with ordinal numbers.
-+ []() Added `ImportHelper::csvFromResource()` method to import CSV from a resource object like `fopen()`.
++ [#21](https://github.com/luyadev/yii-helpers/pull/21) Added `ImportHelper::csvFromResource()` method to import CSV from a resource object like `fopen()`.
 
 ## 1.5.0 (26. October 2023)
 
diff --git a/src/helpers/ImportHelper.php b/src/helpers/ImportHelper.php
index a262731..4c0d4ea 100644
--- a/src/helpers/ImportHelper.php
+++ b/src/helpers/ImportHelper.php
@@ -12,6 +12,14 @@
  */
 class ImportHelper
 {
+    /**
+     * Import a CSV from a resource and return array.
+     *
+     * @param resource $resource
+     * @param array $options See {{luya\yii\helpers\ExportHelper::csv()}} for all options.
+     * @return array
+     * @since 1.6.0
+     */
     public static function csvFromResource($resource, array $options = []): array
     {
         if (!is_resource($resource)) {