diff --git a/ts/smarttime.classes.extendeddate.ts b/ts/smarttime.classes.extendeddate.ts
index 100a3a8..556291b 100644
--- a/ts/smarttime.classes.extendeddate.ts
+++ b/ts/smarttime.classes.extendeddate.ts
@@ -17,8 +17,8 @@ export class ExtendedDate extends Date {
   /** */
   public static fromEuropeanDateAndTime(
     europeanDateArg: string,
-    timeArg: string,
-    zoneArg: TAvailableZone
+    timeArg: string = '12:00',
+    zoneArg: TAvailableZone = 'Europe/Berlin'
   ) {
     const dateArray = /(.*)\.(.*)\.(.*)/.exec(europeanDateArg);
     const sliceDate = (dateString: string) => {