diff --git a/segment_tree/segment_tree.py b/segment_tree/segment_tree.py
index cae3a91..93610c2 100644
--- a/segment_tree/segment_tree.py
+++ b/segment_tree/segment_tree.py
@@ -1,8 +1,6 @@
 from manim import *
 
-import networkx as nx
-
-class Tree(Scene):
+class Main(Scene):
     def construct(self):
         n = 2**6
         l, r = 42, 59