diff --git a/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/IntegDefaultTestDeployAssert4E6713E1.assets.json b/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/IntegDefaultTestDeployAssert4E6713E1.assets.json
index b4769dfd10a1d..618513371ae9f 100644
--- a/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/IntegDefaultTestDeployAssert4E6713E1.assets.json
+++ b/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/IntegDefaultTestDeployAssert4E6713E1.assets.json
@@ -1,5 +1,5 @@
 {
-  "version": "32.0.0",
+  "version": "34.0.0",
   "files": {
     "21fbb51d7b23f6a6c262b46a9caee79d744a3ac019fd45422d988b96d44b2a22": {
       "source": {
diff --git a/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/cdk-integ-opensearch.assets.json b/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/cdk-integ-opensearch.assets.json
index 71d99115dfdcf..dc5d0b6cdb3ea 100644
--- a/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/cdk-integ-opensearch.assets.json
+++ b/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/cdk-integ-opensearch.assets.json
@@ -1,7 +1,7 @@
 {
-  "version": "32.0.0",
+  "version": "34.0.0",
   "files": {
-    "92f1cdc59ceaf5ee6852a715bbbc3c03a3c592f5049d88c0aa67001e43b87313": {
+    "cdd60d711c9bfd7500d5a52cdbebff193489964e870211425b73cf996a23dac4": {
       "source": {
         "path": "cdk-integ-opensearch.template.json",
         "packaging": "file"
@@ -9,7 +9,7 @@
       "destinations": {
         "current_account-current_region": {
           "bucketName": "cdk-hnb659fds-assets-${AWS::AccountId}-${AWS::Region}",
-          "objectKey": "92f1cdc59ceaf5ee6852a715bbbc3c03a3c592f5049d88c0aa67001e43b87313.json",
+          "objectKey": "cdd60d711c9bfd7500d5a52cdbebff193489964e870211425b73cf996a23dac4.json",
           "assumeRoleArn": "arn:${AWS::Partition}:iam::${AWS::AccountId}:role/cdk-hnb659fds-file-publishing-role-${AWS::AccountId}-${AWS::Region}"
         }
       }
diff --git a/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/cdk-integ-opensearch.template.json b/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/cdk-integ-opensearch.template.json
index 96ef1b2bd6d94..54b79098b3e70 100644
--- a/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/cdk-integ-opensearch.template.json
+++ b/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/cdk-integ-opensearch.template.json
@@ -7,8 +7,8 @@
      "DedicatedMasterEnabled": false,
      "InstanceCount": 1,
      "InstanceType": "r5.large.search",
-     "ZoneAwarenessEnabled": false,
-     "MultiAZWithStandbyEnabled": false
+     "MultiAZWithStandbyEnabled": false,
+     "ZoneAwarenessEnabled": false
     },
     "DomainEndpointOptions": {
      "EnforceHTTPS": false,
@@ -22,7 +22,7 @@
     "EncryptionAtRestOptions": {
      "Enabled": false
     },
-    "EngineVersion": "OpenSearch_2.7",
+    "EngineVersion": "OpenSearch_2.9",
     "LogPublishingOptions": {},
     "NodeToNodeEncryptionOptions": {
      "Enabled": false
diff --git a/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/cdk.out b/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/cdk.out
index f0b901e7c06e5..2313ab5436501 100644
--- a/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/cdk.out
+++ b/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/cdk.out
@@ -1 +1 @@
-{"version":"32.0.0"}
\ No newline at end of file
+{"version":"34.0.0"}
\ No newline at end of file
diff --git a/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/integ.json b/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/integ.json
index 778d2e2b910d5..4c156b0bd644a 100644
--- a/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/integ.json
+++ b/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/integ.json
@@ -1,5 +1,5 @@
 {
-  "version": "32.0.0",
+  "version": "34.0.0",
   "testCases": {
     "Integ/DefaultTest": {
       "stacks": [
diff --git a/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/manifest.json b/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/manifest.json
index 9f22e51716f98..475ce60decde1 100644
--- a/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/manifest.json
+++ b/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/manifest.json
@@ -1,5 +1,5 @@
 {
-  "version": "32.0.0",
+  "version": "34.0.0",
   "artifacts": {
     "cdk-integ-opensearch.assets": {
       "type": "cdk:asset-manifest",
@@ -14,10 +14,11 @@
       "environment": "aws://unknown-account/unknown-region",
       "properties": {
         "templateFile": "cdk-integ-opensearch.template.json",
+        "terminationProtection": false,
         "validateOnSynth": false,
         "assumeRoleArn": "arn:${AWS::Partition}:iam::${AWS::AccountId}:role/cdk-hnb659fds-deploy-role-${AWS::AccountId}-${AWS::Region}",
         "cloudFormationExecutionRoleArn": "arn:${AWS::Partition}:iam::${AWS::AccountId}:role/cdk-hnb659fds-cfn-exec-role-${AWS::AccountId}-${AWS::Region}",
-        "stackTemplateAssetObjectUrl": "s3://cdk-hnb659fds-assets-${AWS::AccountId}-${AWS::Region}/92f1cdc59ceaf5ee6852a715bbbc3c03a3c592f5049d88c0aa67001e43b87313.json",
+        "stackTemplateAssetObjectUrl": "s3://cdk-hnb659fds-assets-${AWS::AccountId}-${AWS::Region}/cdd60d711c9bfd7500d5a52cdbebff193489964e870211425b73cf996a23dac4.json",
         "requiresBootstrapStackVersion": 6,
         "bootstrapStackVersionSsmParameter": "/cdk-bootstrap/hnb659fds/version",
         "additionalDependencies": [
@@ -67,6 +68,7 @@
       "environment": "aws://unknown-account/unknown-region",
       "properties": {
         "templateFile": "IntegDefaultTestDeployAssert4E6713E1.template.json",
+        "terminationProtection": false,
         "validateOnSynth": false,
         "assumeRoleArn": "arn:${AWS::Partition}:iam::${AWS::AccountId}:role/cdk-hnb659fds-deploy-role-${AWS::AccountId}-${AWS::Region}",
         "cloudFormationExecutionRoleArn": "arn:${AWS::Partition}:iam::${AWS::AccountId}:role/cdk-hnb659fds-cfn-exec-role-${AWS::AccountId}-${AWS::Region}",
diff --git a/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/tree.json b/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/tree.json
index 5bd26ee28aca1..abfa743ab6d0f 100644
--- a/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/tree.json
+++ b/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.js.snapshot/tree.json
@@ -22,6 +22,7 @@
                       "dedicatedMasterEnabled": false,
                       "instanceCount": 1,
                       "instanceType": "r5.large.search",
+                      "multiAzWithStandbyEnabled": false,
                       "zoneAwarenessEnabled": false
                     },
                     "domainEndpointOptions": {
@@ -36,7 +37,7 @@
                     "encryptionAtRestOptions": {
                       "enabled": false
                     },
-                    "engineVersion": "OpenSearch_2.7",
+                    "engineVersion": "OpenSearch_2.9",
                     "logPublishingOptions": {},
                     "nodeToNodeEncryptionOptions": {
                       "enabled": false
@@ -45,13 +46,13 @@
                 },
                 "constructInfo": {
                   "fqn": "constructs.Construct",
-                  "version": "10.2.55"
+                  "version": "10.2.70"
                 }
               }
             },
             "constructInfo": {
               "fqn": "constructs.Construct",
-              "version": "10.2.55"
+              "version": "10.2.70"
             }
           },
           "BootstrapVersion": {
@@ -59,7 +60,7 @@
             "path": "cdk-integ-opensearch/BootstrapVersion",
             "constructInfo": {
               "fqn": "constructs.Construct",
-              "version": "10.2.55"
+              "version": "10.2.70"
             }
           },
           "CheckBootstrapVersion": {
@@ -67,13 +68,13 @@
             "path": "cdk-integ-opensearch/CheckBootstrapVersion",
             "constructInfo": {
               "fqn": "constructs.Construct",
-              "version": "10.2.55"
+              "version": "10.2.70"
             }
           }
         },
         "constructInfo": {
           "fqn": "constructs.Construct",
-          "version": "10.2.55"
+          "version": "10.2.70"
         }
       },
       "Integ": {
@@ -89,7 +90,7 @@
                 "path": "Integ/DefaultTest/Default",
                 "constructInfo": {
                   "fqn": "constructs.Construct",
-                  "version": "10.2.55"
+                  "version": "10.2.70"
                 }
               },
               "DeployAssert": {
@@ -101,7 +102,7 @@
                     "path": "Integ/DefaultTest/DeployAssert/BootstrapVersion",
                     "constructInfo": {
                       "fqn": "constructs.Construct",
-                      "version": "10.2.55"
+                      "version": "10.2.70"
                     }
                   },
                   "CheckBootstrapVersion": {
@@ -109,13 +110,13 @@
                     "path": "Integ/DefaultTest/DeployAssert/CheckBootstrapVersion",
                     "constructInfo": {
                       "fqn": "constructs.Construct",
-                      "version": "10.2.55"
+                      "version": "10.2.70"
                     }
                   }
                 },
                 "constructInfo": {
                   "fqn": "constructs.Construct",
-                  "version": "10.2.55"
+                  "version": "10.2.70"
                 }
               }
             },
@@ -135,13 +136,13 @@
         "path": "Tree",
         "constructInfo": {
           "fqn": "constructs.Construct",
-          "version": "10.2.55"
+          "version": "10.2.70"
         }
       }
     },
     "constructInfo": {
       "fqn": "constructs.Construct",
-      "version": "10.2.55"
+      "version": "10.2.70"
     }
   }
 }
\ No newline at end of file
diff --git a/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.ts b/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.ts
index 2861e1090b74c..a7293ce236256 100644
--- a/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.ts
+++ b/packages/@aws-cdk-testing/framework-integ/test/aws-opensearchservice/test/integ.opensearch.min.ts
@@ -9,7 +9,7 @@ class TestStack extends Stack {
 
     // deploy the latest opensearch domain with minimal configuration
     const domainProps: opensearch.DomainProps = {
-      version: opensearch.EngineVersion.OPENSEARCH_2_7,
+      version: opensearch.EngineVersion.OPENSEARCH_2_9,
       removalPolicy: RemovalPolicy.DESTROY,
       capacity: {
         multiAzWithStandbyEnabled: false,
diff --git a/packages/aws-cdk-lib/aws-opensearchservice/lib/version.ts b/packages/aws-cdk-lib/aws-opensearchservice/lib/version.ts
index d9e94c1715b29..8965e1284ab44 100644
--- a/packages/aws-cdk-lib/aws-opensearchservice/lib/version.ts
+++ b/packages/aws-cdk-lib/aws-opensearchservice/lib/version.ts
@@ -87,6 +87,9 @@ export class EngineVersion {
   /** AWS OpenSearch 2.7 */
   public static readonly OPENSEARCH_2_7 = EngineVersion.openSearch('2.7');
 
+  /** AWS OpenSearch 2.9 */
+  public static readonly OPENSEARCH_2_9 = EngineVersion.openSearch('2.9');
+
   /**
    * Custom ElasticSearch version
    * @param version custom version number
diff --git a/packages/aws-cdk-lib/aws-opensearchservice/test/domain.test.ts b/packages/aws-cdk-lib/aws-opensearchservice/test/domain.test.ts
index fb9057fed85f0..ccd97c4324ed5 100644
--- a/packages/aws-cdk-lib/aws-opensearchservice/test/domain.test.ts
+++ b/packages/aws-cdk-lib/aws-opensearchservice/test/domain.test.ts
@@ -39,6 +39,7 @@ const testedOpenSearchVersions = [
   EngineVersion.OPENSEARCH_2_3,
   EngineVersion.OPENSEARCH_2_5,
   EngineVersion.OPENSEARCH_2_7,
+  EngineVersion.OPENSEARCH_2_9,
 ];
 
 each(testedOpenSearchVersions).test('connections throws if domain is not placed inside a vpc', (engineVersion) => {
@@ -201,6 +202,7 @@ each([
   [EngineVersion.OPENSEARCH_2_3, 'OpenSearch_2.3'],
   [EngineVersion.OPENSEARCH_2_5, 'OpenSearch_2.5'],
   [EngineVersion.OPENSEARCH_2_7, 'OpenSearch_2.7'],
+  [EngineVersion.OPENSEARCH_2_9, 'OpenSearch_2.9'],
 ]).test('minimal example renders correctly', (engineVersion, expectedCfVersion) => {
   new Domain(stack, 'Domain', { version: engineVersion });