diff --git a/fix_engines.py b/fix_engines.py
deleted file mode 100644
index 84dc5b9..0000000
--- a/fix_engines.py
+++ /dev/null
@@ -1,12 +0,0 @@
-with open('src/app_controller.py', 'rb') as f:
-    content = f.read()
-
-# Fix _update_ticket_depends_on
-old = b'    if self.engine:\r\n     from src.dag_engine import TrackDAG, ExecutionEngine\r\n     self.engine.dag = TrackDAG(self.active_track.tickets)\r\n     self.engine.engine = ExecutionEngine(self.engine.dag, auto_queue=self.engine.engine.auto_queue)'
-new = b'    engine = self.engines.get(self.active_track.id if self.active_track else None)\r\n    if engine:\r\n     from src.dag_engine import TrackDAG, ExecutionEngine\r\n     engine.dag = TrackDAG(self.active_track.tickets)\r\n     engine.engine = ExecutionEngine(engine.dag, auto_queue=engine.engine.auto_queue)'
-content = content.replace(old, new)
-
-with open('src/app_controller.py', 'wb') as f:
-    f.write(content)
-
-print("Done")
\ No newline at end of file