diff --git a/external_plugin_deps.bzl b/external_plugin_deps.bzl
index 72549a8..ea71773 100644
--- a/external_plugin_deps.bzl
+++ b/external_plugin_deps.bzl
@@ -70,20 +70,20 @@
     # org.apache.httpcomponents dependencies in core.
     maven_jar(
         name = "elasticsearch-rest-client",
-        artifact = "org.elasticsearch.client:elasticsearch-rest-client:8.3.2",
-        sha1 = "bb5cb3dbd82ea75a6d49b9011ca5b1d125b30f00",
+        artifact = "org.elasticsearch.client:elasticsearch-rest-client:8.15.2",
+        sha1 = "ac92c1b9a542982b9a12683b608989e1a99e864c",
     )
 
     # elasticsearch-rest-client explicitly depends on this version
     maven_jar(
         name = "httpasyncclient",
-        artifact = "org.apache.httpcomponents:httpasyncclient:4.1.4",
-        sha1 = "f3a3240681faae3fa46b573a4c7e50cec9db0d86",
+        artifact = "org.apache.httpcomponents:httpasyncclient:4.1.5",
+        sha1 = "cd18227f1eb8e9a263286c1d7362ceb24f6f9b32",
     )
 
     # elasticsearch-rest-client explicitly depends on this version
     maven_jar(
         name = "httpcore-nio",
-        artifact = "org.apache.httpcomponents:httpcore-nio:4.4.12",
-        sha1 = "84cd29eca842f31db02987cfedea245af020198b",
+        artifact = "org.apache.httpcomponents:httpcore-nio:4.4.16",
+        sha1 = "cd21c80a9956be48c4c1cfd2f594ba02857d0927",
     )
diff --git a/src/main/resources/Documentation/build.md b/src/main/resources/Documentation/build.md
index b2a31c1..009568d 100644
--- a/src/main/resources/Documentation/build.md
+++ b/src/main/resources/Documentation/build.md
@@ -4,7 +4,7 @@
 Level REST Client (abbreviated as LLRC by the ES dev team) for integration with an Elasticsearch
 cluster. The LLRC is licensed as Apache v2 (even after ES itself has moved to SSPL) and is
 compatible with all ES versions. See the [LLRC
-docs](https://www.elastic.co/guide/en/elasticsearch/client/java-api-client/8.3/java-rest-low-usage-maven.html)
+docs](https://www.elastic.co/guide/en/elasticsearch/client/java-api-client/8.15/java-rest-low-usage-maven.html)
 for more information.
 
 ## Build in Gerrit tree