diff --git a/wally-pipelined/regression/regression-wally.py b/wally-pipelined/regression/regression-wally.py
index d8f2489e6..f97202d4d 100755
--- a/wally-pipelined/regression/regression-wally.py
+++ b/wally-pipelined/regression/regression-wally.py
@@ -18,7 +18,7 @@ fail = 0
 def test_config(config, print_res=True):
   """Run the given config, and return 0 if it suceeds and 1 if it fails"""
   logname = "wally_"+config+".log"
-  cmd = "vsim -c >" + logname +" <<!\ndo wally-pipelined-batch.do ../config/" + config + "\n!\n"
+  cmd = "vsim -c >" + logname +" <<!\ndo wally-pipelined-batch-parallel.do ../config/" + config + " " + config + "\n!\n"
   os.system(cmd)
 
   # check for success.  grep returns 0 if found, 1 if not found
diff --git a/wally-pipelined/regression/wally-pipelined-batch-parallel.do b/wally-pipelined/regression/wally-pipelined-batch-parallel.do
new file mode 100644
index 000000000..449747349
--- /dev/null
+++ b/wally-pipelined/regression/wally-pipelined-batch-parallel.do
@@ -0,0 +1,38 @@
+# wally-pipelined-batch.do 
+#
+# Modification by Oklahoma State University & Harvey Mudd College
+# Use with Testbench 
+# James Stine, 2008; David Harris 2021
+# Go Cowboys!!!!!!
+#
+# Takes 1:10 to run RV64IC tests using gui
+# 11 seconds to run batch mode
+
+# Use this wally-pipelined.do file to run this example.
+# Either bring up ModelSim and type the following at the "ModelSim>" prompt:
+#     do wally-pipelined.do ../config/rv64ic
+# or, to run from a shell, type the following at the shell prompt:
+#     vsim -c -do wally-pipelined.do ../config/rv64ic
+# (omit the "-c" to see the GUI while running from the shell)
+
+onbreak {resume}
+
+# create library
+if [file exists work] {
+    vdel -all
+}
+vlib work$2
+
+# compile source files
+# suppress spurious warnngs about 
+# "Extra checking for conflicts with always_comb done at vopt time"
+# because vsim will run vopt
+vlog +incdir+$1 ../testbench/testbench-imperas.sv ../src/*/*.sv -suppress 2583
+
+# start and run simulation
+# remove +acc flag for faster sim during regressions if there is no need to access internal signals
+vopt work.testbench -o workopt 
+vsim workopt
+
+run -all
+quit