diff --git a/script/test/otf_test.py b/script/test/otf_test.py
index 2f941d9..4b781c4 100644
--- a/script/test/otf_test.py
+++ b/script/test/otf_test.py
@@ -1,6 +1,6 @@
 
 
-otf(start=270, end=320, time=2.5, delay=5.0, mode='LINEAR', alpha = 0.0, offset=0.0, name='pshell-test')
+otf(start=480, end=510, time=2.5, delay=5.0, mode='LINEAR', alpha = 0.0, offset=0.0, name='pshell-test')
 
 """
 nr_loops=N