diff --git a/worlds/zillion/__init__.py b/worlds/zillion/__init__.py
index b4e382e0..62623edc 100644
--- a/worlds/zillion/__init__.py
+++ b/worlds/zillion/__init__.py
@@ -332,7 +332,7 @@ class ZillionWorld(World):
             assert isinstance(z_loc, ZillionLocation)
             # debug_zz_loc_ids[z_loc.zz_loc.name] = id(z_loc.zz_loc)
             if z_loc.item is None:
-                self.logger.warn("generate_output location has no item - is that ok?")
+                self.logger.warning("generate_output location has no item - is that ok?")
                 z_loc.zz_loc.item = empty
             elif z_loc.item.player == self.player:
                 z_item = z_loc.item
diff --git a/worlds/zillion/client.py b/worlds/zillion/client.py
index 5c2e1145..be320284 100644
--- a/worlds/zillion/client.py
+++ b/worlds/zillion/client.py
@@ -231,20 +231,20 @@ class ZillionContext(CommonContext):
         if cmd == "Connected":
             logger.info("logged in to Archipelago server")
             if "slot_data" not in args:
-                logger.warn("`Connected` packet missing `slot_data`")
+                logger.warning("`Connected` packet missing `slot_data`")
                 return
             slot_data = args["slot_data"]
 
             if "start_char" not in slot_data:
-                logger.warn("invalid Zillion `Connected` packet, `slot_data` missing `start_char`")
+                logger.warning("invalid Zillion `Connected` packet, `slot_data` missing `start_char`")
                 return
             self.start_char = slot_data['start_char']
             if self.start_char not in {"Apple", "Champ", "JJ"}:
-                logger.warn("invalid Zillion `Connected` packet, "
-                            f"`slot_data` `start_char` has invalid value: {self.start_char}")
+                logger.warning("invalid Zillion `Connected` packet, "
+                               f"`slot_data` `start_char` has invalid value: {self.start_char}")
 
             if "rescues" not in slot_data:
-                logger.warn("invalid Zillion `Connected` packet, `slot_data` missing `rescues`")
+                logger.warning("invalid Zillion `Connected` packet, `slot_data` missing `rescues`")
                 return
             rescues = slot_data["rescues"]
             self.rescues = {}
@@ -272,8 +272,8 @@ class ZillionContext(CommonContext):
                 self.loc_mem_to_id[mem] = id_
 
             if len(self.loc_mem_to_id) != 394:
-                logger.warn("invalid Zillion `Connected` packet, "
-                            f"`slot_data` missing locations in `loc_mem_to_id` - len {len(self.loc_mem_to_id)}")
+                logger.warning("invalid Zillion `Connected` packet, "
+                               f"`slot_data` missing locations in `loc_mem_to_id` - len {len(self.loc_mem_to_id)}")
 
             self.got_slot_data.set()