diff --git a/build/scripts/utils.gant b/build/scripts/utils.gant
index 8017d1154098..be7aaa3be67c 100644
--- a/build/scripts/utils.gant
+++ b/build/scripts/utils.gant
@@ -75,8 +75,8 @@ binding.setVariable("isEap", {
   return "true" == p("component.version.eap")
 })
 
-binding.setVariable("mem32", "-server -Xms128m -Xmx512m -XX:MaxPermSize=250m -XX:ReservedCodeCacheSize=240m")
-binding.setVariable("mem64", "-Xms128m -Xmx750m -XX:MaxPermSize=350m -XX:ReservedCodeCacheSize=240m")
+binding.setVariable("mem32", "-server -Xms128m -Xmx512m -XX:ReservedCodeCacheSize=240m")
+binding.setVariable("mem64", "-Xms128m -Xmx750m -XX:ReservedCodeCacheSize=240m")
 binding.setVariable("common_vmoptions", "-XX:+UseConcMarkSweepGC -XX:SoftRefLRUPolicyMSPerMB=50 -ea " +
                                         "-Dsun.io.useCanonCaches=false -Djava.net.preferIPv4Stack=true " +
                                         "-XX:+HeapDumpOnOutOfMemoryError -XX:-OmitStackTraceInFastThrow")