diff --git a/spdl/multiprotocoltest.py b/spdl/multiprotocoltest.py
index 27aad90..4c3b4c0 100755
--- a/spdl/multiprotocoltest.py
+++ b/spdl/multiprotocoltest.py
@@ -36,8 +36,8 @@ ScytherProgram = "../src/scyther"
 
 # Scyther parameters
 ScytherDefaults	= "--summary"
-ScytherMethods	= "-m1 -a"
-ScytherBounds	= "-r4 --max-depth=20 -l15"
+ScytherMethods	= "--match=1 --arachne"
+ScytherBounds	= "--timer=100 --max-runs=5 --max-depth=30 --max-length=18"
 
 # Build a large part of the command line (for Scyther) already
 ScytherArgs = ScytherDefaults + " " + ScytherMethods + " " + ScytherBounds