diff --git a/yxt-yn/pre-deploy-api.sh b/yxt-yn/pre-deploy-api.sh
index b16fb77..5766ef6 100644
--- a/yxt-yn/pre-deploy-api.sh
+++ b/yxt-yn/pre-deploy-api.sh
@@ -86,7 +86,7 @@ cmd=$1
 profiles=${2:-"pre-yn"}
 
 #-------------------------------------------------------------------
-JAVA_MEM_OPTS=" -DappName=${serverName} -server -Xmx4g -Xms4g"
+JAVA_MEM_OPTS=" -DappName=${serverName} -server -Xmx1g -Xms1g"
 DATABASE_OPTS=" -Ddatabase.codeset=ISO-8859-1 -Ddatabase.logging=false"
 JAVA_OPTS_EXT=" -Djava.awt.headless=true -Djava.net.preferIPv4Stack=true -Dapplication.codeset=UTF-8 -Dfile.encoding=UTF-8 -Duser.timezone=Asia/Shanghai"
 #-------------------------------------------------------------------