diff --git a/artiq/gateware/drtio/core.py b/artiq/gateware/drtio/core.py
index b1fd8a88a..b3d722825 100644
--- a/artiq/gateware/drtio/core.py
+++ b/artiq/gateware/drtio/core.py
@@ -11,7 +11,7 @@ from artiq.gateware.rtio.input_collector import *
 from artiq.gateware.drtio import (link_layer,
                                   rt_packet_satellite, rt_errors_satellite,
                                   rt_packet_master, rt_controller_master,
-                                  rt_controller_repeater)
+                                  rt_packet_repeater, rt_controller_repeater)
 from artiq.gateware.drtio.rx_synchronizer import GenericRXSynchronizer
 
 
diff --git a/artiq/gateware/drtio/rt_controller_repeater.py b/artiq/gateware/drtio/rt_controller_repeater.py
index 97de2d70e..d75e87f64 100644
--- a/artiq/gateware/drtio/rt_controller_repeater.py
+++ b/artiq/gateware/drtio/rt_controller_repeater.py
@@ -3,6 +3,7 @@ from migen import *
 from misoc.interconnect.csr import *
 
 from artiq.gateware.rtio.cdc import BlindTransfer
+from artiq.gateware.drtio.cdc import CrossDomainRequest
 
 
 class RTController(Module, AutoCSR):