diff --git a/ChangeLog b/ChangeLog
index 6ce1b0e73..f5931ed3c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2011-07-14  Ludovic Marcotte <lmarcotte@inverse.ca>
+
+	* SoObjects/SOGo/SOGoGCSFolder.m (davCollectionTag)
+	We now correctly cast the sync tag value.
+
 2011-07-13  Francis Lachapelle  <flachapelle@inverse.ca>
 
 	* UI/WebServerResources/UIxAppointmentEditor.js (handleAllDay)
diff --git a/SoObjects/SOGo/SOGoGCSFolder.m b/SoObjects/SOGo/SOGoGCSFolder.m
index 081bd4a9c..e2025710f 100644
--- a/SoObjects/SOGo/SOGoGCSFolder.m
+++ b/SoObjects/SOGo/SOGoGCSFolder.m
@@ -827,7 +827,7 @@ static NSArray *childRecordFields = nil;
   lmDate = [[self ocsFolder] lastModificationDate];
 
   return [NSString stringWithFormat: @"%d",
-                   (lmDate ? [lmDate timeIntervalSince1970]
+                   (lmDate ? (int)[lmDate timeIntervalSince1970]
                     : -1)];
 }