diff --git a/.jvmopts b/.jvmopts
index 4db372212..4f11df034 100644
--- a/.jvmopts
+++ b/.jvmopts
@@ -1,3 +1,4 @@
+-Xmx4g
 -Duser.language=en_US.UTF-8
 -Dfile.encoding=en_US.UTF-8
 -Dsun.jnu.encoding=UTF-8