Index: leahi_dialin/dd/modules/records.py
===================================================================
diff -u -r3307779c4b6559df900fdd57d1c2126d0ce39242 -r26425a403843bb483d0a2d73ec9c2c0e9d9c047f
--- leahi_dialin/dd/modules/records.py	(.../records.py)	(revision 3307779c4b6559df900fdd57d1c2126d0ce39242)
+++ leahi_dialin/dd/modules/records.py	(.../records.py)	(revision 26425a403843bb483d0a2d73ec9c2c0e9d9c047f)
@@ -1079,7 +1079,7 @@
                                            sensor_enum: DialinEnum,
                                            msg_id: MsgIds,
                                            dialysate_pump_target_speed: float=0.0,
-                                           forth_order_coeff: float=0.0,
+                                           fourth_order_coeff: float=0.0,
                                            third_order_coeff: float=0.0,
                                            second_order_coeff: float=0.0,
                                            gain: float=0.0,
@@ -1092,7 +1092,7 @@
         payload_content = b''
         if msg_id == MsgIds.MSG_ID_UI_DD_NVM_SET_CAL_D12_PUMP_REQUEST:
             payload_content += float_to_bytearray(dialysate_pump_target_speed)
-        payload_content += float_to_bytearray(forth_order_coeff)
+        payload_content += float_to_bytearray(fourth_order_coeff)
         payload_content += float_to_bytearray(third_order_coeff)
         payload_content += float_to_bytearray(second_order_coeff)
         payload_content += float_to_bytearray(gain)