diff --git a/dungeonbattle/interfaces.py b/dungeonbattle/interfaces.py
index 2cef098..a28fe1a 100644
--- a/dungeonbattle/interfaces.py
+++ b/dungeonbattle/interfaces.py
@@ -1,14 +1,16 @@
 #!/usr/bin/env python
 
+
 class Map:
     width: int
     height: int
     tiles: list
 
-    def __init__(self, width: int, height: int, tiles: list):
+    def __init__(self, width: int, height: int, tiles: list, entities: list):
         self.width = width
         self.height = height
         self.tiles = tiles
+        self.entities = entities
 
     @staticmethod
     def load(filename: str):
@@ -22,7 +24,7 @@ class Map:
         lines = [line for line in lines if line]
         height = len(lines)
         width = len(lines[0])
-        return Map(width, height, lines)
+        return Map(width, height, lines, [])
 
     def draw_string(self) -> str:
         return "\n".join("".join(tile.char for tile in line) for line in self.tiles)