diff --git a/clients/client-rds/src/models/models_1.ts b/clients/client-rds/src/models/models_1.ts
index 78a1bd0bb7ae..2bb40934c4d1 100644
--- a/clients/client-rds/src/models/models_1.ts
+++ b/clients/client-rds/src/models/models_1.ts
@@ -7028,7 +7028,7 @@ export type AuditPolicyState = (typeof AuditPolicyState)[keyof typeof AuditPolic
 export interface ModifyActivityStreamRequest {
   /**
    * <p>The Amazon Resource Name (ARN) of the RDS for Oracle or Microsoft SQL Server DB instance.
-   *             For example, <code>arn:aws:rds:us-east-1:12345667890:instance:my-orcl-db</code>.</p>
+   *             For example, <code>arn:aws:rds:us-east-1:12345667890:db:my-orcl-db</code>.</p>
    * @public
    */
   ResourceArn?: string;
diff --git a/codegen/sdk-codegen/aws-models/rds.json b/codegen/sdk-codegen/aws-models/rds.json
index b0e7478a0917..e52a3b4c08c1 100644
--- a/codegen/sdk-codegen/aws-models/rds.json
+++ b/codegen/sdk-codegen/aws-models/rds.json
@@ -20879,7 +20879,7 @@
         "ResourceArn": {
           "target": "com.amazonaws.rds#String",
           "traits": {
-            "smithy.api#documentation": "<p>The Amazon Resource Name (ARN) of the RDS for Oracle or Microsoft SQL Server DB instance.\n            For example, <code>arn:aws:rds:us-east-1:12345667890:instance:my-orcl-db</code>.</p>"
+            "smithy.api#documentation": "<p>The Amazon Resource Name (ARN) of the RDS for Oracle or Microsoft SQL Server DB instance.\n            For example, <code>arn:aws:rds:us-east-1:12345667890:db:my-orcl-db</code>.</p>"
           }
         },
         "AuditPolicyState": {