diff --git a/Jenkinsfile b/Jenkinsfile
index 9e2d85fd46d..4c83079965d 100644
--- a/Jenkinsfile
+++ b/Jenkinsfile
@@ -255,7 +255,8 @@ stage('Configure') {
 					new LocalOpenSearchBuildEnvironment(version: '2.6.0', condition: TestCondition.ON_DEMAND),
 					new LocalOpenSearchBuildEnvironment(version: '2.7.0', condition: TestCondition.ON_DEMAND),
 					new LocalOpenSearchBuildEnvironment(version: '2.8.0', condition: TestCondition.ON_DEMAND),
-					new LocalOpenSearchBuildEnvironment(version: '2.9.0', condition: TestCondition.BEFORE_MERGE),
+					new LocalOpenSearchBuildEnvironment(version: '2.9.0', condition: TestCondition.ON_DEMAND),
+					new LocalOpenSearchBuildEnvironment(version: '2.10.0', condition: TestCondition.BEFORE_MERGE),
 					// See https://opensearch.org/lines/2x.html for a list of all 2.x versions
 
 					// --------------------------------------------
diff --git a/backend/elasticsearch/src/main/java/org/hibernate/search/backend/elasticsearch/dialect/impl/ElasticsearchDialectFactory.java b/backend/elasticsearch/src/main/java/org/hibernate/search/backend/elasticsearch/dialect/impl/ElasticsearchDialectFactory.java
index 18f132b00a3..740bc85e77d 100644
--- a/backend/elasticsearch/src/main/java/org/hibernate/search/backend/elasticsearch/dialect/impl/ElasticsearchDialectFactory.java
+++ b/backend/elasticsearch/src/main/java/org/hibernate/search/backend/elasticsearch/dialect/impl/ElasticsearchDialectFactory.java
@@ -220,7 +220,7 @@ private ElasticsearchProtocolDialect createProtocolDialectOpenSearchV1(Elasticse
 	}
 
 	private ElasticsearchProtocolDialect createProtocolDialectOpenSearchV2(ElasticsearchVersion version, int minor) {
-		if ( minor > 9 ) {
+		if ( minor > 10 ) {
 			log.unknownElasticsearchVersion( version );
 		}
 		return new Elasticsearch70ProtocolDialect();
diff --git a/backend/elasticsearch/src/test/java/org/hibernate/search/backend/elasticsearch/dialect/impl/ElasticsearchDialectFactoryTest.java b/backend/elasticsearch/src/test/java/org/hibernate/search/backend/elasticsearch/dialect/impl/ElasticsearchDialectFactoryTest.java
index e4ba1e52bc8..84570fe6e8d 100644
--- a/backend/elasticsearch/src/test/java/org/hibernate/search/backend/elasticsearch/dialect/impl/ElasticsearchDialectFactoryTest.java
+++ b/backend/elasticsearch/src/test/java/org/hibernate/search/backend/elasticsearch/dialect/impl/ElasticsearchDialectFactoryTest.java
@@ -322,14 +322,22 @@ public static List<Object[]> params() {
 						ElasticsearchDistributionName.OPENSEARCH, "2.9.0", "2.9.0",
 						Elasticsearch7ModelDialect.class, Elasticsearch70ProtocolDialect.class
 				),
-				successWithWarning(
+				success(
 						ElasticsearchDistributionName.OPENSEARCH, "2.10", "2.10.0",
 						Elasticsearch7ModelDialect.class, Elasticsearch70ProtocolDialect.class
 				),
-				successWithWarning(
+				success(
 						ElasticsearchDistributionName.OPENSEARCH, "2.10.0", "2.10.0",
 						Elasticsearch7ModelDialect.class, Elasticsearch70ProtocolDialect.class
 				),
+				successWithWarning(
+						ElasticsearchDistributionName.OPENSEARCH, "2.11", "2.11.0",
+						Elasticsearch7ModelDialect.class, Elasticsearch70ProtocolDialect.class
+				),
+				successWithWarning(
+						ElasticsearchDistributionName.OPENSEARCH, "2.11.0", "2.11.0",
+						Elasticsearch7ModelDialect.class, Elasticsearch70ProtocolDialect.class
+				),
 				successWithWarning(
 						ElasticsearchDistributionName.OPENSEARCH, "3", "3.0.0",
 						Elasticsearch7ModelDialect.class, Elasticsearch70ProtocolDialect.class
diff --git a/build/parents/build/pom.xml b/build/parents/build/pom.xml
index 941ea85551c..29133f388ff 100644
--- a/build/parents/build/pom.xml
+++ b/build/parents/build/pom.xml
@@ -68,13 +68,13 @@
         -->
         <!-- The versions of OpenSearch advertised as compatible with Hibernate Search -->
         <!-- Make sure to only mention tested versions here -->
-        <version.org.opensearch.compatible.regularly-tested.text>1.3 or 2.9</version.org.opensearch.compatible.regularly-tested.text>
+        <version.org.opensearch.compatible.regularly-tested.text>1.3 or 2.10</version.org.opensearch.compatible.regularly-tested.text>
         <!-- These are the versions same as above, but pointing only to the major part (used in compatibility section of ES backend documentation
           as versions that Hibernate Search is compatible with. -->
         <!-- NOTE: Adding new major versions would require to update the compatibility table in `backend-elasticsearch-compatibility` section of `backend-elasticsearch.asciidoc`. -->
         <version.org.opensearch.compatible.expected.text>1.3 or 2.x</version.org.opensearch.compatible.expected.text>
         <!-- The latest version of OpenSearch tested against by default -->
-        <version.org.opensearch.latest>2.9.0</version.org.opensearch.latest>
+        <version.org.opensearch.latest>2.10.0</version.org.opensearch.latest>
 
         <version.com.google.code.gson>2.9.1</version.com.google.code.gson>
         <version.software.amazon.awssdk>2.20.2</version.software.amazon.awssdk>