diff --git a/benchmarks/rich/scripts/simulate.py b/benchmarks/rich/scripts/simulate.py
index 0bac706d12bcfc4dc278b2a80e9a60104372d87c..e7ce4e4b11bb3f3128dc5c204be573cf136988b6 100755
--- a/benchmarks/rich/scripts/simulate.py
+++ b/benchmarks/rich/scripts/simulate.py
@@ -179,6 +179,7 @@ m.write(f'/gps/position 0 0 0 cm\n')
 ### obtain list of detector attributes and values
 paramList=f'params_{outputName}'
 os.system(f'npdet_info search {XRICH} --value {compactFileFull} > {paramList}.py')
+print("** compact file params **"); os.system(f'cat {paramList}.py'); print(sep)
 sys.path.append(os.getcwd())
 params = importlib.import_module(paramList)