diff --git a/script/hyst_Er.py b/script/hyst_Er.py
index 6bc5eca..8046b83 100644
--- a/script/hyst_Er.py
+++ b/script/hyst_Er.py
@@ -2,19 +2,19 @@ open_valve()
 
 set_pol_cplus(offset = 0)
 set_file('Co_hyst_plus')
-hyst_cont(field_x, 6.8, -6.8, 2.0, [777.14, 773.0])
+hyst_cont(field_x, 6.8, -6.8, 2.0, [777.14, 774.0])
 
 set_pol_cminus(offset = 1.5)
 set_file('Co_hyst_minus')
-hyst_cont(field_x, -6.8, 6.8, 2.0, [777.14, 773.0])
+hyst_cont(field_x, -6.8, 6.8, 2.0, [777.14, 774.0])
 
 set_pol_cminus(offset = 1.5)
 set_file('Co_hyst_minus')
-hyst_cont(field_x, 6.8, -6.8, 2.0, [777.14, 773.0])
+hyst_cont(field_x, 6.8, -6.8, 2.0, [777.14, 774.0])
 
 set_pol_cplus(offset = 0)
 set_file('Co_hyst_plus')
-hyst_cont(field_x, -6.8, 6.8, 2.0, [777.14, 773.0])
+hyst_cont(field_x, -6.8, 6.8, 2.0, [777.14, 774.0])
 
 
 close_valve()