diff --git a/ChangeLog b/ChangeLog
index 59cbc60ae..228dd96b3 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2011-11-30  Wolfgang Sourdeau  <wsourdeau@inverse.ca>
 
+	* SoObjects/Appointments/SOGoAppointmentFolder.m (-davResourceId):
+	new DAV getter.
+
+	* SoObjects/SOGo/SOGoUserFolder.m (-davResourceId): new DAV getter.
+
 	* SoObjects/SOGo/SOGoFolder.m (-davPrincipalURL): moved from
 	SOGoUserFolder.
 
diff --git a/SoObjects/Appointments/SOGoAppointmentFolder.m b/SoObjects/Appointments/SOGoAppointmentFolder.m
index 710ce5655..4ebcbe489 100644
--- a/SoObjects/Appointments/SOGoAppointmentFolder.m
+++ b/SoObjects/Appointments/SOGoAppointmentFolder.m
@@ -2049,6 +2049,12 @@ firstInstanceCalendarDateRange: (NGCalendarDateRange *) fir
   return @"";
 }
 
+- (NSString *) davResourceId
+{
+  return [NSString stringWithFormat: @"urn:uuid:%@:calendars:%@",
+                   [self ownerInContext: context], [self nameInContainer]];
+}
+
 - (NSArray *) davScheduleCalendarTransparency
 {
   const NSString *opacity;
diff --git a/SoObjects/SOGo/SOGoUserFolder.m b/SoObjects/SOGo/SOGoUserFolder.m
index c5536646c..1ee389f0f 100644
--- a/SoObjects/SOGo/SOGoUserFolder.m
+++ b/SoObjects/SOGo/SOGoUserFolder.m
@@ -635,6 +635,11 @@
 	   getCNForUID: nameInContainer];
 }
 
+- (NSString *) davResourceId
+{
+  return [NSString stringWithFormat: @"urn:uuid:%@", nameInContainer];
+}
+
 - (NSException *) setDavSignature: (NSString *) newSignature
 {
   SOGoUserDefaults *ud;