diff --git a/build/windows/launcher/config_debug.xml b/build/windows/launcher/config_debug.xml
index e776f3797..00fcdd0cb 100644
--- a/build/windows/launcher/config_debug.xml
+++ b/build/windows/launcher/config_debug.xml
@@ -63,7 +63,6 @@
     <opt>-Djna.boot.library.name=jnidispatch-4.2.2-win32-x86</opt>
     <opt>-Djna.boot.library.path="%EXEDIR%"/lib</opt>
     <opt>-Djssc.library.path="%EXEDIR%"/lib</opt>
-    <opt>-Djna.debug_load=true</opt>
     <opt>-DAPP_DIR="%EXEDIR%"</opt>
     <opt>-DDEBUG=true</opt>
   </jre>