diff --git a/build/windows/launcher/arduino.l4j.ini b/build/windows/launcher/arduino.l4j.ini
index b0ef03811..e595cea93 100644
--- a/build/windows/launcher/arduino.l4j.ini
+++ b/build/windows/launcher/arduino.l4j.ini
@@ -1,2 +1,2 @@
 -Xms128M
--Xmx1024M
+-Xmx512M