Index: trunk/build.xml
===================================================================
--- trunk/build.xml	(revision 486)
+++ trunk/build.xml	(revision 529)
@@ -45,5 +45,7 @@
 
 	<target name="compile" depends="init">
-		<javac srcdir="src" classpathref="classpath" destdir="build" target="1.5" debug="on" />
+		<javac srcdir="src" classpathref="classpath" destdir="build" target="1.5" debug="on">
+			<compilerarg value="-Xlint:deprecation"/>
+		</javac>
 	</target>