diff --git a/spotify_model/playlist.py b/spotify_model/playlist.py
index 68e6fd5..6512087 100644
--- a/spotify_model/playlist.py
+++ b/spotify_model/playlist.py
@@ -34,7 +34,7 @@ class SimplifiedPlaylist(BaseModel):
     external_urls: Dict[str, str]
     href: str
     spotify_id: str = Field(alias="id")
-    images: List[Dict[str, Any]]
+    images: Optional[List[Dict[str, Any]]]
     name: str
     owner: PublicUser
     snapshot_id: str