diff --git a/CHANGES.txt b/CHANGES.txt
index 5434921c..16341323 100644
--- a/CHANGES.txt
+++ b/CHANGES.txt
@@ -111,6 +111,7 @@ for detailed view of each issue, please consult http://issues.apache.org/jira/br
 - IMPROVEMENT: Give the possibility to not compute ivy.deps.changed (IVY-876)
 - IMPROVEMENT: Add a memory cache for the module descriptor that are parsed from the cache (IVY-883)
 - IMPROVEMENT: Improve performance (IVY-872)
+- IMPROVEMENT: Additional descriptions of build.xml targets (IVY-499)
 
 - FIX: Publish Ant Task 'warnonmissing' ignored (IVY-867)
 - FIX: Ivy stand-alone ignores -cache argument (IVY-901) (thanks to Chris)
diff --git a/build.xml b/build.xml
index a490967e..77c8b40b 100644
--- a/build.xml
+++ b/build.xml
@@ -116,7 +116,7 @@
     	<mkdir dir="${ivy.report.dir}" />
     </target>
     
-    <target name="clean">
+    <target name="clean" description="delete all generated files keeping sources only">
         <delete dir="${classes.build.dir}" />
         <delete dir="${test.build.dir}" />
         <delete dir="${artifacts.build.dir}" />