diff --git a/RisFieldsMapping.php b/RisFieldsMapping.php
index <HASH>..<HASH> 100644
--- a/RisFieldsMapping.php
+++ b/RisFieldsMapping.php
@@ -27,7 +27,7 @@ class RisFieldsMapping implements RisFieldsMappingInterface
      * @param string $field
      * @return null|string
      */
-    public function findTagByField(string $field)
+    public function findRisFieldByFieldName(string $field)
     {
         return $this->arrayFind($field);
     }
diff --git a/RisFieldsMappingInterface.php b/RisFieldsMappingInterface.php
index <HASH>..<HASH> 100644
--- a/RisFieldsMappingInterface.php
+++ b/RisFieldsMappingInterface.php
@@ -13,5 +13,5 @@ interface RisFieldsMappingInterface
      * @param string $field
      * @return null|string
      */
-    public function findTagByField(string $field);
+    public function findRisFieldByFieldName(string $field);
 }
\ No newline at end of file
Rename function findTagByField by findRisFieldByFieldName