diff --git a/org.zkoss.zk.library/copyjars.xml b/org.zkoss.zk.library/copyjars.xml
index 90e63ef8b3..60ff3b1b8c 100644
--- a/org.zkoss.zk.library/copyjars.xml
+++ b/org.zkoss.zk.library/copyjars.xml
@@ -1,13 +1,13 @@
 <project name="zklibrary" basedir="." default="copy">
 	<target name="copy">
-		<get src="http://mavensync.zkoss.org/maven2/org/zkoss/zk/zk/7.0.7.FL.20151022/zk-7.0.7.FL.20151022.jar" dest="lib/zk.jar" usetimestamp="true" verbose="true" retries="5" />
-		<get src="http://mavensync.zkoss.org/maven2/org/zkoss/zk/zul/7.0.7.FL.20151022/zul-7.0.7.FL.20151022.jar" dest="lib/zul.jar" usetimestamp="true" verbose="true" retries="5" />
-		<get src="http://mavensync.zkoss.org/maven2/org/zkoss/zk/zhtml/7.0.7.FL.20151022/zhtml-7.0.7.FL.20151022.jar" dest="lib/zhtml.jar" usetimestamp="true" verbose="true" retries="5" />
-		<get src="http://mavensync.zkoss.org/maven2/org/zkoss/zk/zkplus/7.0.7.FL.20151022/zkplus-7.0.7.FL.20151022.jar" dest="lib/zkplus.jar" usetimestamp="true" verbose="true" retries="5" />
-		<get src="http://mavensync.zkoss.org/maven2/org/zkoss/zk/zkbind/7.0.7.FL.20151022/zkbind-7.0.7.FL.20151022.jar" dest="lib/zkbind.jar" usetimestamp="true" verbose="true" retries="5" />
-		<get src="http://mavensync.zkoss.org/maven2/org/zkoss/common/zcommon/7.0.7.FL.20151022/zcommon-7.0.7.FL.20151022.jar" dest="lib/zcommon.jar" usetimestamp="true" verbose="true" retries="5" />
-		<get src="http://mavensync.zkoss.org/maven2/org/zkoss/common/zel/7.0.7.FL.20151022/zel-7.0.7.FL.20151022.jar" dest="lib/zel.jar" usetimestamp="true" verbose="true" retries="5" />
-		<get src="http://mavensync.zkoss.org/maven2/org/zkoss/common/zweb/7.0.7.FL.20151022/zweb-7.0.7.FL.20151022.jar" dest="lib/zweb.jar" usetimestamp="true" verbose="true" retries="5" />
+		<get src="http://downloads.sourceforge.net/project/idempiere/binary.file/jarfile/3.1/zk.jar" dest="lib/zk.jar" usetimestamp="true" verbose="true" retries="5" />
+		<get src="http://downloads.sourceforge.net/project/idempiere/binary.file/jarfile/3.1/zul.jar" dest="lib/zul.jar" usetimestamp="true" verbose="true" retries="5" />
+		<get src="http://downloads.sourceforge.net/project/idempiere/binary.file/jarfile/3.1/zhtml.jar" dest="lib/zhtml.jar" usetimestamp="true" verbose="true" retries="5" />
+		<get src="http://downloads.sourceforge.net/project/idempiere/binary.file/jarfile/3.1/zkplus.jar" dest="lib/zkplus.jar" usetimestamp="true" verbose="true" retries="5" />
+		<get src="http://downloads.sourceforge.net/project/idempiere/binary.file/jarfile/3.1/zkbind.jar" dest="lib/zkbind.jar" usetimestamp="true" verbose="true" retries="5" />
+		<get src="http://downloads.sourceforge.net/project/idempiere/binary.file/jarfile/3.1/zcommon.jar" dest="lib/zcommon.jar" usetimestamp="true" verbose="true" retries="5" />
+		<get src="http://downloads.sourceforge.net/project/idempiere/binary.file/jarfile/3.1/zel.jar" dest="lib/zel.jar" usetimestamp="true" verbose="true" retries="5" />
+		<get src="http://downloads.sourceforge.net/project/idempiere/binary.file/jarfile/3.1/zweb.jar" dest="lib/zweb.jar" usetimestamp="true" verbose="true" retries="5" />
 		<get src="http://mavensync.zkoss.org/maven2/org/zkoss/zkforge/ckez/4.4.6.2/ckez-4.4.6.2.jar" dest="lib/ckez.jar" usetimestamp="true" verbose="true" retries="5" />
 		<get src="http://mavensync.zkoss.org/maven2/org/zkoss/zkforge/gmapsz/3.0.3/gmapsz-3.0.3.jar" dest="lib/gmapsz.jar" usetimestamp="true" verbose="true" retries="5" />
 		<get src="http://mavensync.zkoss.org/maven2/org/zkoss/zkforge/timelinez/2.3.1_50/timelinez-2.3.1_50.jar" dest="lib/timelinez.jar" usetimestamp="true" verbose="true" retries="5" />