diff --git a/wally-pipelined/regression/wally-busybear.do b/wally-pipelined/regression/wally-busybear.do
index ab1cfac3..cd739993 100644
--- a/wally-pipelined/regression/wally-busybear.do
+++ b/wally-pipelined/regression/wally-busybear.do
@@ -54,6 +54,7 @@ add wave -hex /testbench_busybear/MemRWM[0]
 add wave -hex /testbench_busybear/MemRWM[1]
 add wave -hex /testbench_busybear/ByteMaskM
 add wave -hex /testbench_busybear/WriteDataM
+add wave -hex /testbench_busybear/ReadDataM
 add wave -hex /testbench_busybear/DataAdrM
 add wave -hex /testbench_busybear/dut/ieu/dp/regf/rf[1]
 add wave -hex /testbench_busybear/dut/ieu/dp/regf/rf[2]