diff --git a/rwx/sw/freetube/languages.py b/rwx/sw/freetube/languages.py
index 42f1e75..beeb173 100644
--- a/rwx/sw/freetube/languages.py
+++ b/rwx/sw/freetube/languages.py
@@ -1,7 +1,12 @@
 """FreeTube languages."""
 
+from typing import TYPE_CHECKING
+
 from rwx import Object
 
+if TYPE_CHECKING:
+    from .playlists import Playlist
+
 
 class Language(Object):
     """FreeTube language."""
@@ -16,3 +21,4 @@ class Language(Object):
         """
         self.uid = uid
         self.name = name
+        self.playlist: Playlist