diff --git a/datamover/build/build.xml b/datamover/build/build.xml
index 7f93a6d61b4172755b0b4a9aa1662c388cca8b90..80cf9e0b1148772b673f6fe142de4bbf53ee9216 100644
--- a/datamover/build/build.xml
+++ b/datamover/build/build.xml
@@ -46,7 +46,7 @@
     <copy file="${lib}/activation/activation.jar" todir="${dist.datamover.lib}" />
     <copy file="${lib}/mail/mail.jar" todir="${dist.datamover.lib}" />
     <copy file="${lib}/log4j/log4j.jar" todir="${dist.datamover.lib}" />
-    <copy file="${lib}/commons-cli/commons-cli.jar" todir="${dist.datamover.lib}" />
+    <copy file="${lib}/args4j/args4j.jar" todir="${dist.datamover.lib}" />
     <property name="dist.file" value="${dist.file.prefix}-${version.number}-r${revision.number}.zip" />   
     <zip basedir="${dist}" destfile="${dist.file}">
       <zipfileset dir="${original.dist}" excludes="**/datamover.sh" prefix="${mainfolder}" />