diff --git a/script/test/otf_post_mortem.py b/script/test/otf_post_mortem.py
index 62732f5..009e2d1 100644
--- a/script/test/otf_post_mortem.py
+++ b/script/test/otf_post_mortem.py
@@ -137,7 +137,7 @@ while loop_count < nr_loops:
 ''#            sample Sn:C
 # scans C
 caput('X11MA-KEI10:RANGE', 7)
-caput('X11MA-KEI11:RANGE', 7)
+caput('X11MA-KEI11:RANGE', 8)
 caput('X11MA-KEI12:RANGE', 10)
 nr_loops=3
 loop_count = 0