diff --git a/verif/runner/tosa_refmodel_sut_run.py b/verif/runner/tosa_refmodel_sut_run.py
index 2ae7a69..6acaaf4 100644
--- a/verif/runner/tosa_refmodel_sut_run.py
+++ b/verif/runner/tosa_refmodel_sut_run.py
@@ -40,10 +40,10 @@
 
         # Specific debug options for reference model
         if args.ref_debug:
-            cmd.extend(["-d ALL", "-l {}".format(args.ref_debug)])
+            cmd.extend(["-d", "ALL", "-l", args.ref_debug])
 
         if args.ref_intermediates:
-            cmd.extend(["-D dump_intermediates=1"])
+            cmd.extend(["--dump_intermediates", str(args.ref_intermediates)])
 
         # Run command and interpret tosa graph result via process return codes
         graphMessage = None