diff --git a/.github/workflows/CI-build-test.yml b/.github/workflows/CI-build-test.yml
index 33be8a70..e7486585 100644
--- a/.github/workflows/CI-build-test.yml
+++ b/.github/workflows/CI-build-test.yml
@@ -36,7 +36,7 @@ jobs:
     - name: Runs Elasticsearch
       uses: miyataka/elastic-github-actions/elasticsearch@feature/plugin_support
       with:
-        stack-version: 8.9.0
+        stack-version: 8.15.3
         plugins: analysis-kuromoji
 
     - name: Elasticsearch is reachable
diff --git a/docker-compose.test.yml b/docker-compose.test.yml
index aaccb0c5..38a0ce10 100644
--- a/docker-compose.test.yml
+++ b/docker-compose.test.yml
@@ -30,7 +30,7 @@ services:
 
   es:
     container_name: es
-    image: docker.elastic.co/elasticsearch/elasticsearch:8.9.1
+    image: docker.elastic.co/elasticsearch/elasticsearch:8.15.3
     environment:
       - discovery.type=single-node
       - xpack.security.enabled=false
diff --git a/package-lock.json b/package-lock.json
index 9936b1c6..53b22859 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,7 +11,7 @@
       "dependencies": {
         "@aws-sdk/client-s3": "^3.614.0",
         "@aws-sdk/lib-storage": "^3.614.0",
-        "@elastic/elasticsearch": "8.9.1",
+        "@elastic/elasticsearch": "8.15.3",
         "@joi/date": "^2.1.1",
         "@mapbox/sphericalmercator": "^1.2.0",
         "body-parser": "^1.20.2",
@@ -1371,21 +1371,21 @@
       }
     },
     "node_modules/@elastic/elasticsearch": {
-      "version": "8.9.1",
-      "resolved": "https://registry.npmjs.org/@elastic/elasticsearch/-/elasticsearch-8.9.1.tgz",
-      "integrity": "sha512-i6zlB5Mie6pekGVEyAukRSP+iHCN7L/F9OHDlAwEzyb3CAy9+H6tKFk/KVhnyGL8VNDkhhNuUa51tftT+fC82A==",
+      "version": "8.15.3",
+      "resolved": "https://registry.npmjs.org/@elastic/elasticsearch/-/elasticsearch-8.15.3.tgz",
+      "integrity": "sha512-T6NgSirgtlUC8GoPpstDt7dHu3Fxl7BxqcO8Fo+i9AoSNJRO+oRYzoSBD6kDRKCxm0BVsl424wDN5wglWJ+ofQ==",
       "dependencies": {
-        "@elastic/transport": "^8.3.4",
+        "@elastic/transport": "^8.8.1",
         "tslib": "^2.4.0"
       },
       "engines": {
-        "node": ">=14"
+        "node": ">=18"
       }
     },
     "node_modules/@elastic/transport": {
-      "version": "8.7.0",
-      "resolved": "https://registry.npmjs.org/@elastic/transport/-/transport-8.7.0.tgz",
-      "integrity": "sha512-IqXT7a8DZPJtqP2qmX1I2QKmxYyN27kvSW4g6pInESE1SuGwZDp2FxHJ6W2kwmYOJwQdAt+2aWwzXO5jHo9l4A==",
+      "version": "8.9.1",
+      "resolved": "https://registry.npmjs.org/@elastic/transport/-/transport-8.9.1.tgz",
+      "integrity": "sha512-jasKNQeOb1vNf9aEYg+8zXmetaFjApDTSCC4QTl6aTixvyiRiSLcCiB8P6Q0lY9JIII/BhqNl8WbpFnsKitntw==",
       "dependencies": {
         "@opentelemetry/api": "1.x",
         "debug": "^4.3.4",
@@ -11815,9 +11815,9 @@
       }
     },
     "node_modules/undici": {
-      "version": "6.19.2",
-      "resolved": "https://registry.npmjs.org/undici/-/undici-6.19.2.tgz",
-      "integrity": "sha512-JfjKqIauur3Q6biAtHJ564e3bWa8VvT+7cSiOJHFbX4Erv6CLGDpg8z+Fmg/1OI/47RA+GI2QZaF48SSaLvyBA==",
+      "version": "6.21.0",
+      "resolved": "https://registry.npmjs.org/undici/-/undici-6.21.0.tgz",
+      "integrity": "sha512-BUgJXc752Kou3oOIuU1i+yZZypyZRqNPW0vqoMPl8VaoalSfeR0D8/t4iAS3yirs79SSMTxTag+ZC86uswv+Cw==",
       "engines": {
         "node": ">=18.17"
       }
diff --git a/package.json b/package.json
index dc8f05b8..cb659a99 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
   "dependencies": {
     "@aws-sdk/client-s3": "^3.614.0",
     "@aws-sdk/lib-storage": "^3.614.0",
-    "@elastic/elasticsearch": "8.9.1",
+    "@elastic/elasticsearch": "8.15.3",
     "@joi/date": "^2.1.1",
     "@mapbox/sphericalmercator": "^1.2.0",
     "body-parser": "^1.20.2",