--- asm-3.3.1/build.xml	2009-07-11 17:56:57.000000000 +0200
+++ asm-3.3.1/build.xml	2017-10-04 09:56:20.226981298 +0200
@@ -170,7 +170,7 @@
   </target>
 
   <target name="compile-debug" depends="init,compile-init,compile-config">
-  	<javac destdir="${out.build}/tmp" debug="on" source="1.3" target="1.2">
+  	<javac destdir="${out.build}/tmp" debug="on">
       <classpath>
         <pathelement location="${out.build}/tmp"/>
       </classpath>