diff -urN scilab-5.3.2-orig//etc/jvm_options.xml scilab-5.3.2/etc/jvm_options.xml
--- scilab-5.3.2-orig//etc/jvm_options.xml	2011-05-25 23:20:12.145833420 -0400
+++ scilab-5.3.2/etc/jvm_options.xml	2011-05-25 23:20:58.760833451 -0400
@@ -22,7 +22,7 @@
   <!-- ENABLE Just In Time java compiler -->
   <option value="-Djava.compiler=JIT"/>
   <!-- Set Java Heap space to 256mb -->
-  <option value="-Xmx256m"/>
+  <option value="-Xmx512m"/>
   <option value="-Dapple.laf.useScreenMenuBar=true" os="macosx"/>
   <!-- DISABLE Just In Time java compiler -->
   <!--