diff --git a/startup.lua b/startup.lua
index fa26cea..b0d8792 100644
--- a/startup.lua
+++ b/startup.lua
@@ -1,4 +1,5 @@
 -- http://justus.l--n.de:3000/JUFS/MDB/raw/branch/main/startup.lua
 -- bootstrapper
+shell.run("rm", "main.lua")
 shell.run("wget", "http://justus.l--n.de:3000/JUFS/MDB/raw/branch/main/main.lua")
 shell.run("main.lua")