diff --git a/reference/domxml/constants.xml b/reference/domxml/constants.xml
index 0e375b22b5..68b7de17d7 100644
--- a/reference/domxml/constants.xml
+++ b/reference/domxml/constants.xml
@@ -1,4 +1,5 @@
  <section id="domxml.constants">
+<!-- $Revision: 1.2 $ -->
  &reftitle.constants;
  &extension.constants;
   <table>