diff --git a/dv-task-manager.py b/dv-task-manager.py
index 9e5b40a..1f4271d 100755
--- a/dv-task-manager.py
+++ b/dv-task-manager.py
@@ -24,23 +24,24 @@ class Task:
 
     def to_ical(self):
         current_dtstamp = datetime.datetime.now().strftime('%Y%m%dT%H%M%SZ')
-        uid = "DV-Taskmanager-%s-%s" % (self.name, self.date_end.strftime('%Y%m%d'))
+        uid = "DV-Taskmanager-{}-{}".format(self.name, self.date_end.strftime('%Y%m%d'))
         c = Contentlines([
             Contentline('BEGIN:VCALENDAR'),
             Contentline('VERSION:2.0'),
-            Contentline('PRODID:-//Example Corp.//CalDAV Client//EN'),
+            Contentline('PRODID:-//DorfsvaldNet//Pim Atutoask Client//FR'),
             Contentline('BEGIN:VTODO'),
             Contentline('DTSTAMP:%s' % current_dtstamp),
-            Contentline('CREATED:%s' % current_dtstamp),
             Contentline('UID:%s' % uid),
-            Contentline('SEQUENCE:%s' % '4'),
+            Contentline('CREATED:%s' % current_dtstamp),
             Contentline('LAST-MODIFIED:%s' % current_dtstamp),
+            Contentline('SEQUENCE:%s' % '4'),
             Contentline('DESCRIPTION:%s' % self.body),
             Contentline('SUMMARY:%s' % self.title),
-            Contentline('PRIORITY:%s' % 1),
+            Contentline('PRIORITY:%s' % self.priority),
             Contentline('DUE;VALUE=DATE:%s' % self.date_end.strftime('%Y%m%d')),
             Contentline('DTSTART;VALUE=DATE:%s' % self.date_begin.strftime('%Y%m%d')),
             Contentline('PERCENT-COMPLETE:0'),
+            Contentline('STATUS:NEEDS-ACTION'),
             Contentline('END:VTODO'),
             Contentline('END:VCALENDAR')
         ])
@@ -49,10 +50,16 @@ class Task:
 
 
 class Client:
-    def __init__(self, url):
-        self.client = caldav.DAVClient(url)
+    def __init__(self, url, username, password, calendar_name):
+        self.client = caldav.DAVClient(url, username=username, password=password)
         self.principal = self.client.principal()
-        self.calendar = self.principal.calendar()
+        self.calendar = None
+        for c in self.principal.calendars():
+            if c.name == calendar_name:
+                self.calendar = c
+
+        if self.calendar is None:
+             raise LookupError('No calendar named "{}"'.format(calendar_name))
 
     def add_event(self, event):
         self.calendar.add_event(task.to_ical())
@@ -60,7 +67,7 @@ class Client:
 
 # conf = load('./configuration.yml')
 
-ref_date = datetime.date.today() + datetime.timedelta(days=-3)
+ref_date = datetime.date.today() + datetime.timedelta(days=2)
 with open('./tasks.yml', 'r') as content_file:
     tasks_conf = load(content_file.read())
 
@@ -70,7 +77,14 @@ for task_name, task_data in tasks_conf.items():
     if t.date_begin.date() == ref_date:
         task_list.append(t)
 
-url = "https://ggentile:ID0t'8h6@cloud.dorfsvald.net/webdav/ggentile/calendar.ics/"
-client = Client(url)
+username="ggentile"
+password="ID0t'8h6"
+url = "https://cloud.dorfsvald.net/webdav/ggentile/"
+calendar = "calendar"
+
+
+client = Client(url, username, password, calendar)
 for task in task_list:
     client.add_event(task)
+
+print('process finished: {} tasks created'.format(len(task_list)))