diff --git a/script/hyst_test.py b/script/hyst_test.py
index 5130e09..54d70ff 100644
--- a/script/hyst_test.py
+++ b/script/hyst_test.py
@@ -2,19 +2,19 @@ open_valve()
 
 set_pol_cplus(offset = None)
 set_file('Mn_hyst_plus')
-hyst_cont(field_x, 6.8, -6.8, 2.0, [640.7, 637.0])
+hyst_cont(field_x, 6.8, -6.8, 2.0, [640.1, 636.55])
 
 set_pol_cminus(offset = None)
 set_file('Mn_hyst_minus')
-hyst_cont(field_x, -6.8, 6.8, 2.0, [640.7, 637.0])
+hyst_cont(field_x, -6.8, 6.8, 2.0, [640.1, 636.55])
 
 set_pol_cminus(offset = None)
 set_file('Mn_hyst_minus')
-hyst_cont(field_x, 6.8, -6.8, 2.0, [639.3, 637.0])
+hyst_cont(field_x, 6.8, -6.8, 2.0, [638.55, 636.55])
 
 set_pol_cplus(offset = None)
 set_file('Mn_hyst_plus')
-hyst_cont(field_x, -6.8, 6.8, 2.0, [639.3, 637.0])
+hyst_cont(field_x, -6.8, 6.8, 2.0, [638.55, 636.55])
 
 close_valve()