diff --git a/auditlog/models/log.py b/auditlog/models/log.py
index 32d8de36e..b222c470e 100644
--- a/auditlog/models/log.py
+++ b/auditlog/models/log.py
@@ -50,5 +50,6 @@ class auditlog_log_line(models.Model):
     new_value = fields.Text(u"New Value")
     old_value_text = fields.Text(u"Old value Text")
     new_value_text = fields.Text(u"New value Text")
-    field_name = fields.Char(u"Technical name", size=64)
-    field_description = fields.Char(u"Description", size=64)
+    field_name = fields.Char(u"Technical name", related='field_id.name')
+    field_description = fields.Char(
+        u"Description", related='field_id.field_description')
diff --git a/auditlog/models/rule.py b/auditlog/models/rule.py
index c9eef875f..834fa7e1b 100644
--- a/auditlog/models/rule.py
+++ b/auditlog/models/rule.py
@@ -342,8 +342,6 @@ class auditlog_rule(models.Model):
         """
         vals = {
             'field_id': field.id,
-            'field_name': field.name,
-            'field_description': field.field_description,
             'log_id': log.id,
             'old_value': old_values[log.res_id][field.name],
             'old_value_text': old_values[log.res_id][field.name],
@@ -378,8 +376,6 @@ class auditlog_rule(models.Model):
         """
         vals = {
             'field_id': field.id,
-            'field_name': field.name,
-            'field_description': field.field_description,
             'log_id': log.id,
             'old_value': False,
             'old_value_text': False,