diff --git a/root/etc/services.d/ubooquity/run b/root/etc/services.d/ubooquity/run
index b032539..b05766d 100644
--- a/root/etc/services.d/ubooquity/run
+++ b/root/etc/services.d/ubooquity/run
@@ -3,7 +3,7 @@
 cd /opt/ubooquity || exit
 
 exec \
-	s6-setuidgid abc java \
+	s6-setuidgid abc java -Xmx512m\
 	-jar /opt/ubooquity/Ubooquity.jar \
 	--headless --host 0.0.0.0 \
 	--port 2202 --webadmin \