diff --git a/docker-compose.yml b/docker-compose.yml
index d1c308c..964f427 100644
--- a/docker-compose.yml
+++ b/docker-compose.yml
@@ -6,7 +6,7 @@ services:
     environment:
       - cluster.name=es-test-cluster
       - bootstrap.memory_lock=true
-      - "ES_JAVA_OPTS=-Xms512m -Xmx512m"
+      - "ES_JAVA_OPTS=-Xms256m -Xmx256m"
     ulimits:
       memlock:
         soft: -1