diff --git a/rootfs/etc/init.d/minecraft_server b/rootfs/etc/init.d/minecraft_server
index 8c13c54a..9152e30f 100755
--- a/rootfs/etc/init.d/minecraft_server
+++ b/rootfs/etc/init.d/minecraft_server
@@ -17,7 +17,7 @@
 MC_USER=minecraft       # User name running the minecraft server
 MC_PROC=spigot.jar   # name of minecraft jar file
 MC_DIR=/minecraft/ # Directory where the server should run
-MC_JAVA_OPS='-Xmx1G -Xms1G'   # java options for minecraft server
+MC_JAVA_OPS='-Xmx4G -Xms4G'   # java options for minecraft server
 
 JAVACMD=$(which java)