diff --git a/StdFuncs.pas b/StdFuncs.pas
index 5ea8cad..e558f54 100644
--- a/StdFuncs.pas
+++ b/StdFuncs.pas
@@ -454,6 +454,7 @@ function  StringIsDateTimeDefValue(const s:string):boolean;
     'N': Result:=(s='NULL') or (s='NOW');
     'T': Result:=(s='TODAY') or (s='TOMORROW'); 
     'Y': Result:=(s='YESTERDAY');
+    'L': Result:=(s='LOCALTIME') or (s='LOCALTIMESTAMP')
   end;
 end;
 
diff --git a/pFIBDataSet.pas b/pFIBDataSet.pas
index 0104f95..a4d10dc 100644
--- a/pFIBDataSet.pas
+++ b/pFIBDataSet.pas
@@ -1307,7 +1307,7 @@ procedure TpFIBDataSet.DoOnNewRecord;
              if de <> 'NULL' then
               if Fields[i] is TDateTimeField then
               begin
-                if StringInArray(de, ['NOW','CURRENT_TIME','CURRENT_TIMESTAMP']) then
+                if StringInArray(de, ['NOW','CURRENT_TIME','CURRENT_TIMESTAMP','LOCALTIME','LOCALTIMESTAMP']) then
                   asDateTime := Now - vDifferenceTime
                 else
                 if StringInArray(de, ['TODAY', 'CURRENT_DATE']) then