diff --git a/archiva-docs/src/site/apt/adminguide/repositories.apt b/archiva-docs/src/site/apt/adminguide/repositories.apt
index efa95c024..ac9ad7f9b 100644
--- a/archiva-docs/src/site/apt/adminguide/repositories.apt
+++ b/archiva-docs/src/site/apt/adminguide/repositories.apt
@@ -45,6 +45,11 @@ Understanding Repository Configuration of Apache Archiva
   
   * <directory> - the location of the repository. If the path specified does not exist, Archiva will create the missing 
   	 directories.
+
+  * <index directory> - the location of the index files generated by Archiva. If no location is specified, then the index directory
+    (named <<<.indexer>>>) will be created at the root of the repository directory. Another directory named <<<.index>>> is also created
+    at the root of the repository directory. This is not configurable though as it contains the packaged/bundled index which is consumed
+    by different consumers of the index such as M2Eclipse.
   	
   * <type> - the repository layout (maven 2 or maven 1)