diff --git a/cave/com.raytheon.viz.product.awips/awips.product b/cave/com.raytheon.viz.product.awips/awips.product
index ffa33d0a95..2bab084cf2 100644
--- a/cave/com.raytheon.viz.product.awips/awips.product
+++ b/cave/com.raytheon.viz.product.awips/awips.product
@@ -33,7 +33,7 @@
 -Dthrift.stream.maxsize=200
 -Dviz.memory.warn.threshold=98</vmArgs>
       <vmArgsLin>-Xmx1280M -XX:MaxDirectMemorySize=2G</vmArgsLin>
-      <vmArgsWin>-Dfile.encoding=UTF-8 -Xmx768M</vmArgsWin>
+      <vmArgsWin>-Dfile.encoding=UTF-8 -Xmx1536M</vmArgsWin>
    </launcherArgs>
 
    <windowImages/>