--- a/usr/share/biomaj-watcher/src/build.xml
+++ b/usr/share/biomaj-watcher/src/build.xml
@@ -18,6 +18,7 @@
     <include name="jdom1.jar" />
     <include name="log4j-1.2.jar" />
     <include name="jsch.jar" />
+    <include name="gnumail.jar" />
     </fileset>
   </path>
 
