diff --git a/build/scripts/utils.gant b/build/scripts/utils.gant
index 79d538dd3c44..3398342ac17f 100644
--- a/build/scripts/utils.gant
+++ b/build/scripts/utils.gant
@@ -71,7 +71,6 @@ binding.setVariable("mem32", "-server -Xms128m -Xmx512m -XX:MaxPermSize=250m -XX
 binding.setVariable("mem64", "-Xms128m -Xmx750m -XX:MaxPermSize=350m -XX:ReservedCodeCacheSize=240m")
 binding.setVariable("common_vmoptions", "-XX:+UseConcMarkSweepGC -XX:SoftRefLRUPolicyMSPerMB=50 -ea " +
                                         "-Dsun.io.useCanonCaches=false -Djava.net.preferIPv4Stack=true " +
-                                        "-Djava.ext.dirs=\"\" " +
                                         "-XX:+HeapDumpOnOutOfMemoryError -XX:-OmitStackTraceInFastThrow")
 
 binding.setVariable("vmOptions", { "$common_vmoptions".trim() })