diff --git a/pomice/enums.py b/pomice/enums.py
index c4e86e8..513b0dc 100644
--- a/pomice/enums.py
+++ b/pomice/enums.py
@@ -98,7 +98,7 @@ class PlaylistType(Enum):
     OTHER = "other"
 
     @classmethod
-    def _missing_(cls, value):
+    def _missing_(cls, _: object) -> "PlaylistType":
         return cls.OTHER
 
     def __str__(self) -> str: