diff --git a/common.sh b/common.sh
index e3510b3..e6c247e 100644
--- a/common.sh
+++ b/common.sh
@@ -3,7 +3,7 @@ DEBUG_PORT=10204
 LOG4J2_FILE="conf/log4j2.xml"
 JAR_NAME="lib/game-standalone-1.0.jar"
 if [ ! -f "bin/is_test_env" ]; then
-    JAVA_OPTS="-server -Xms512m -Xmx512m -Xmn128m -XX:SurvivorRatio=4 -XX:InitiatingHeapOccupancyPercent=75"
+    JAVA_OPTS="-server -Xms512m -Xmx1024m -Xmn128m -XX:SurvivorRatio=4 -XX:InitiatingHeapOccupancyPercent=75"
 else
     JAVA_OPTS="-server -Xms256m -Xmx256m -Xmn128m -XX:SurvivorRatio=4 -XX:InitiatingHeapOccupancyPercent=75"
 fi