diff --git a/source/appendixes/optionaltasks/ZipTask.xml b/source/appendixes/optionaltasks/ZipTask.xml
index 0c594c9c..f60beeab 100644
--- a/source/appendixes/optionaltasks/ZipTask.xml
+++ b/source/appendixes/optionaltasks/ZipTask.xml
@@ -67,6 +67,14 @@
false
No
+
+ savefileattributes
+ Boolean
+ Whether to save extra file attributes. (Extended Attributes on OS/2,
+ uid/gid and file times on Unix)
+ false
+ No
+