diff --git a/engines/rutor_yggdrasil.py b/engines/rutor_yggdrasil_321_c99a_91a1_cd2c__16.py
similarity index 97%
rename from engines/rutor_yggdrasil.py
rename to engines/rutor_yggdrasil_321_c99a_91a1_cd2c__16.py
index f63890e..0a391aa 100644
--- a/engines/rutor_yggdrasil.py
+++ b/engines/rutor_yggdrasil_321_c99a_91a1_cd2c__16.py
@@ -137,8 +137,8 @@ class Config:
 config = Config()
 
 
-class RutorYggdrasil:
-    name = "Rutor [Yggdrasil]"
+class Rutor_yggdrasil_321_c99a_91a1_cd2c__16:
+    name = "Rutor Yggdrasil [321:c99a:91a1:cd2c::16]"
     url = "http://[321:c99a:91a1:cd2c::16]/"
     url_dl = url.replace("//", "//d.") + "download/"
     supported_categories = {"all": 0,
@@ -280,12 +280,12 @@ class RutorYggdrasil:
 
 
 # pep8
-rutorYggdrasil = RutorYggdrasil
+rutor_yggdrasil_321_c99a_91a1_cd2c__16 = Rutor_yggdrasil_321_c99a_91a1_cd2c__16
 
 if __name__ == "__main__":
     if BASEDIR.parent.joinpath("settings_gui.py").exists():
         from settings_gui import EngineSettingsGUI
 
         EngineSettingsGUI(FILENAME)
-    engine = rutorYggdrasil()
-    engine.search("doctor")
+    engine = rutor_yggdrasil_321_c99a_91a1_cd2c__16()
+    engine.search("doctor")
\ No newline at end of file