diff --git a/compiler/router/__init__.py b/compiler/router/__init__.py
index ac2a64ec..cb521a12 100644
--- a/compiler/router/__init__.py
+++ b/compiler/router/__init__.py
@@ -3,5 +3,6 @@
 # Copyright (c) 2016-2023 Regents of the University of California, Santa Cruz
 # All rights reserved.
 #
+from .router_tech import *
 from .signal_escape_router import *
 from .supply_router import *