diff --git a/specifications/build.xml b/specifications/build.xml
index 7b06abff73cf4972c46edc2da826c1e2ee2383b0..5e1745fe926a2205612a8759909df2b42a9c1988 100644
--- a/specifications/build.xml
+++ b/specifications/build.xml
@@ -85,7 +85,7 @@
                  file="${DIS.3.rename}"/>
 		
 		<!-- ======================== -->
-		<property name="DIS.4.document" value="7459689"/>
+		<property name="DIS.4.document" value="8685803"/>
 		<property name="DIS.4.rename"   value="IEEE1278.4-2013.DistributedInteractiveSimulation.VV+A.${DIS.4.document}.pdf.SAVEME"/>
 		<echo message="see ${ieeeBasePageUrl}${DIS.4.document}"/>
         <echo message="get ${ieeeBaseLinkUrl}${DIS.4.document}"/>