diff --git a/etc/phing-grammar.rng b/etc/phing-grammar.rng
index 57919974f..03139d18b 100644
--- a/etc/phing-grammar.rng
+++ b/etc/phing-grammar.rng
@@ -7242,6 +7242,11 @@
                         <data type="boolean"/>
                     </attribute>
                 </optional>
+                <optional>
+                    <attribute name="savefileattributes" a:defaultValue="false">
+                        <data type="boolean"/>
+                    </attribute>
+                </optional>
             </interleave>
             <zeroOrMore>
                 <ref name="fileset"/>