diff --git a/WORKSPACE b/WORKSPACE
index 0778c8768f..ed0f3bd640 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -896,8 +896,8 @@ maven_jar(
 # and httpasyncclient as necessary.
 maven_jar(
     name = "elasticsearch-rest-client",
-    artifact = "org.elasticsearch.client:elasticsearch-rest-client:6.6.0",
-    sha1 = "f0ce1ea819fedde731511b440b025e4fb5a2f5f7",
+    artifact = "org.elasticsearch.client:elasticsearch-rest-client:6.6.1",
+    sha1 = "dc1c9284ffca28cd169fae2776c3956e90b76c00",
 )
 
 JACKSON_VERSION = "2.9.8"
diff --git a/gerrit-elasticsearch/src/test/java/com/google/gerrit/elasticsearch/ElasticContainer.java b/gerrit-elasticsearch/src/test/java/com/google/gerrit/elasticsearch/ElasticContainer.java
index b4ca6d862d..1c7102a8c3 100644
--- a/gerrit-elasticsearch/src/test/java/com/google/gerrit/elasticsearch/ElasticContainer.java
+++ b/gerrit-elasticsearch/src/test/java/com/google/gerrit/elasticsearch/ElasticContainer.java
@@ -47,7 +47,7 @@ public class ElasticContainer extends ElasticsearchContainer {
       case V6_5:
         return "docker.elastic.co/elasticsearch/elasticsearch-oss:6.5.4";
       case V6_6:
-        return "docker.elastic.co/elasticsearch/elasticsearch-oss:6.6.0";
+        return "docker.elastic.co/elasticsearch/elasticsearch-oss:6.6.1";
       case V7_0:
         return "docker.elastic.co/elasticsearch/elasticsearch-oss:7.0.0-beta1";
     }