Index: UI/Contacts/UIxContactFoldersView.m
--- UI/Contacts/UIxContactFoldersView.m.orig
+++ UI/Contacts/UIxContactFoldersView.m
@@ -339,7 +339,7 @@ Class SOGoContactSourceFolderK, SOGoGCSFolderK;
       objectCreator = ([owner isEqualToString: userLogin] || [allACLs containsObject: SOGoRole_ObjectCreator]);
       objectEditor = ([owner isEqualToString: userLogin] || [allACLs containsObject: SOGoRole_ObjectEditor]);
       objectEraser = ([owner isEqualToString: userLogin] || [allACLs containsObject: SOGoRole_ObjectEraser]);
-      acls = [NSDictionary dictionaryWithObjectsAndKeys: [NSNumber numberWithBool: objectCreator], @"objectCreator",
+      acls = [NSMutableDictionary dictionaryWithObjectsAndKeys: [NSNumber numberWithBool: objectCreator], @"objectCreator",
                                [NSNumber numberWithBool: objectEditor], @"objectEditor",
                                [NSNumber numberWithBool: objectEraser], @"objectEraser", nil];
 
