diff --git a/build.xml b/build.xml
index cde70eb14e22b341e2665db145cb043a827c60ba..0e86054f17d9c7cc364157e4f02a2333322f4af6 100644
--- a/build.xml
+++ b/build.xml
@@ -825,7 +825,7 @@
              defaultexcludes="yes"
              source="${source.version}"
              classpathref="classpath">
-
+      <arg value="-notimestamp"/>
       <!-- Get a list of directories that name all the potential
        !   java packages -->
       <packageset dir="${java.dir}" defaultexcludes="yes">