diff --git a/docker-compose.yaml b/docker-compose.yaml
index 2fd72f4..e4dc14d 100644
--- a/docker-compose.yaml
+++ b/docker-compose.yaml
@@ -1047,7 +1047,7 @@ services:
       retries: 5
       test: [CMD, curl, --fail, "https://localhost:9200", -ku, "admin:${OPENSEARCH_PASSWORD:-!BigData#1}"]
       timeout: 5s
-    image: "opensearchproject/opensearch:${OPENSEARCH_VERSION:-2.17.1}"
+    image: "opensearchproject/opensearch:${OPENSEARCH_VERSION:-2.18.0}"
     ports:
       - "9600:9600"
       - "9200:9200"