diff --git a/02_dynamic_bsp_rooms.py b/02_dynamic_bsp_rooms.py
index 146a9ab..bd18e34 100644
--- a/02_dynamic_bsp_rooms.py
+++ b/02_dynamic_bsp_rooms.py
@@ -45,7 +45,7 @@ class Leaf:
                 return False
             split_point = random.randint(MIN_LEAF_SIZE, self.width - MIN_LEAF_SIZE)
             self.left_leaf = Leaf(self.x, self.y, split_point, self.height, self.id+1)
-            self.right_leaf = Leaf(self.x + split_point-1, self.y, self.width - split_point+1, self.height, self.id+2)
+            self.right_leaf = Leaf(self.x + split_point, self.y, self.width - split_point, self.height, self.id+2)
 
         else:
             # y
@@ -53,7 +53,7 @@ class Leaf:
                 return False
             split_point = random.randint(MIN_LEAF_SIZE, self.height - MIN_LEAF_SIZE)
             self.left_leaf = Leaf(self.x, self.y, self.width, split_point, self.id+1)
-            self.right_leaf = Leaf(self.x, self.y + split_point-1, self.width, self.height - split_point+1, self.id+2)
+            self.right_leaf = Leaf(self.x, self.y + split_point, self.width, self.height - split_point, self.id+2)
 
         return True