diff --git a/src/gateware/cxp.py b/src/gateware/cxp.py
index c6cd178..65a991b 100644
--- a/src/gateware/cxp.py
+++ b/src/gateware/cxp.py
@@ -146,10 +146,10 @@ class UpConn_Interface(Module, AutoCSR):
 
         self.specials += [
             # pmod 0-7 pin
-            Instance("OBUF", i_I=command.buf_in.sink.stb, o_O=pmod_pads[0]),
-            Instance("OBUF", i_I=command.buf_in.sink.ack, o_O=pmod_pads[1]),
-            Instance("OBUF", i_I=command.buf_in.source.stb, o_O=pmod_pads[2]),
-            Instance("OBUF", i_I=command.buf_in.source.ack, o_O=pmod_pads[3]),
+            Instance("OBUF", i_I=command.pak_wrp.sink.stb, o_O=pmod_pads[0]),
+            Instance("OBUF", i_I=command.pak_wrp.sink.ack, o_O=pmod_pads[1]),
+            Instance("OBUF", i_I=command.pak_wrp.source.stb, o_O=pmod_pads[2]),
+            Instance("OBUF", i_I=command.pak_wrp.source.ack, o_O=pmod_pads[3]),
             Instance("OBUF", i_I=command_out.sink.stb, o_O=pmod_pads[4]),
             Instance("OBUF", i_I=command_out.sink.ack, o_O=pmod_pads[5]),
             Instance("OBUF", i_I=command_out.source.stb, o_O=pmod_pads[6]),