diff --git a/releng.new/build.xml b/releng.new/build.xml
index 9002161..0fbacb8 100644
--- a/releng.new/build.xml
+++ b/releng.new/build.xml
@@ -977,13 +977,12 @@
           <if>
             <contains string="@{platform}" substring="x86_64"/>
             <then>
-              <replaceregexp file="${.eclipse.ini}" match="([\n|\r]*)-Xmx[0-9]*m" replace="\1-Xmx1024m\1-XX:MaxPermSize=512m${.nl}-Djava.net.preferIPv4Stack=true"/>
+              <replaceregexp file="${.eclipse.ini}" match="([\n|\r]*)-Xmx[0-9]*m" replace="\1-Xmx1024m\1${.nl}-Djava.net.preferIPv4Stack=true"/>
             </then>
             <else>
-              <replaceregexp file="${.eclipse.ini}" match="([\n|\r]*)-Xmx[0-9]*m" replace="\1-Xmx512m\1-XX:MaxPermSize=256m${.nl}-Djava.net.preferIPv4Stack=true"/>
+              <replaceregexp file="${.eclipse.ini}" match="([\n|\r]*)-Xmx[0-9]*m" replace="\1-Xmx512m\1${.nl}-Djava.net.preferIPv4Stack=true"/>
             </else>
           </if>
-          <replaceregexp file="${.eclipse.ini}" match="[\n|\r]*--launcher.XXMaxPermSize[\n|\r]*[0-9]*m" replace=""/>
           <var name=".eclipse.ini" unset="true"/>
           <var name=".nl" unset="true"/>
         </then>
diff --git a/releng.new/releng/ant-library/library.xml b/releng.new/releng/ant-library/library.xml
index e6d82e8..46fc9a3 100644
--- a/releng.new/releng/ant-library/library.xml
+++ b/releng.new/releng/ant-library/library.xml
@@ -299,7 +299,6 @@
           </fileset>
         </classpath>
         <jvmarg value="-Xmx1024m"/>
-        <jvmarg value="-XX:MaxPermSize=256m"/>
         <arg line="-application @{application}"/>
         <args/>
       </java>