diff --git a/squirrelbattle/mapgeneration/broguelike.py b/squirrelbattle/mapgeneration/broguelike.py
index c208e91..ea3fe46 100644
--- a/squirrelbattle/mapgeneration/broguelike.py
+++ b/squirrelbattle/mapgeneration/broguelike.py
@@ -36,8 +36,8 @@ class Generator:
         rh, rw = len(room), len(room[0])
         for ry in range(rh):
             for rx in range(rw):
-                if room[y][x] == Tile.FLOOR:
-                    ly, lx = ry - door_y, rx - door_x
+                if room[ry][rx] == Tile.FLOOR:
+                    ly, lx = y + ry - door_y, x + rx - door_x
                     if not(0 <= ly <= rh and 0 <= lx <= rw) or \
                             level[ly][lx] == Tile.FLOOR:
                         return False
@@ -50,8 +50,8 @@ class Generator:
         level[door_y][door_x] = Tile.FLOOR
         for ry in range(rh):
             for rx in range(rw):
-                if room[y][x] == Tile.FLOOR:
-                    level[y-door_y][y-door_x] = Tile.FLOOR
+                if room[ry][rx] == Tile.FLOOR:
+                    level[y-door_y+ry][y-door_x+rx] = Tile.FLOOR
 
     @staticmethod
     def place_walls(level):