diff --git a/script/Mn_hyst.py b/script/Mn_hyst.py
index b7d8503..4433e4d 100644
--- a/script/Mn_hyst.py
+++ b/script/Mn_hyst.py
@@ -2,11 +2,11 @@ open_valve()
 
 set_pol_cminus(offset = 1.0)
 set_file('Mn_hyst_minus')
-hyst_cont(field_x, 6.8, -6.8, 2.0, [639.75, 637.0])
+hyst_cont(field_x, 6.8, -6.8, 2.0, [639.2, 636.0])
 
 set_pol_cplus(offset = -1.0)
 set_file('Mn_hyst_plus')
-hyst_cont(field_x, -6.8, 6.8, 2.0, [639.75, 637.0])
+hyst_cont(field_x, -6.8, 6.8, 2.0, [639.2, 636.0])
 '''
 set_pol_cplus(offset = -1.0)
 set_file('Mn_hyst_plus')
@@ -19,11 +19,11 @@ hyst_cont(field_x, -6.8, 6.8, 2.0, [641.25, 637.0])
 
 set_pol_cplus(offset = -1.0)
 set_file('Mn_hyst_plus')
-hyst_cont(field_x, 6.8, -6.8, 2.0, [639.75, 637.0])
+hyst_cont(field_x, 6.8, -6.8, 2.0, [639.2, 636.0])
 
 set_pol_cminus(offset = 1.0)
 set_file('Mn_hyst_minus')
-hyst_cont(field_x, -6.8, 6.8, 2.0, [639.75, 637.0])
+hyst_cont(field_x, -6.8, 6.8, 2.0, [639.2, 636.0])
 '''
 set_pol_cminus(offset = 1.0)
 set_file('Mn_hyst_minus')