Index: /trunk/build.xml
===================================================================
--- /trunk/build.xml	(revision 10258)
+++ /trunk/build.xml	(revision 10259)
@@ -707,5 +707,5 @@
     <target name="epsg" depends="epsg-compile">
         <touch file="${epsg.output}"/>
-        <java classname="BuildProjectionDefinitions" failonerror="true">
+        <java classname="BuildProjectionDefinitions" failonerror="true" fork="true">
             <sysproperty key="java.awt.headless" value="true"/>
             <classpath>