diff --git a/clients/client-qbusiness/README.md b/clients/client-qbusiness/README.md
index 8fd0f383c38b8..7b1055bcd58f9 100644
--- a/clients/client-qbusiness/README.md
+++ b/clients/client-qbusiness/README.md
@@ -48,7 +48,7 @@ Amazon Q Business</a>
 
 ## Installing
 
-To install the this package, simply type add or install @aws-sdk/client-qbusiness
+To install this package, simply type add or install @aws-sdk/client-qbusiness
 using your favorite package manager:
 
 - `npm install @aws-sdk/client-qbusiness`
diff --git a/clients/client-qbusiness/src/commands/ChatCommand.ts b/clients/client-qbusiness/src/commands/ChatCommand.ts
index c604d610865fe..34c66bcff951f 100644
--- a/clients/client-qbusiness/src/commands/ChatCommand.ts
+++ b/clients/client-qbusiness/src/commands/ChatCommand.ts
@@ -215,6 +215,7 @@ export interface ChatCommandOutput extends ChatOutput, __MetadataBearer {}
  * //             },
  * //           ],
  * //           allowedFormat: "STRING_VALUE",
+ * //           arrayItemJsonSchema: "DOCUMENT_VALUE",
  * //           required: true || false,
  * //         },
  * //       },
diff --git a/clients/client-qbusiness/src/commands/ChatSyncCommand.ts b/clients/client-qbusiness/src/commands/ChatSyncCommand.ts
index 8f0fb157de80c..e53ef4f400f8b 100644
--- a/clients/client-qbusiness/src/commands/ChatSyncCommand.ts
+++ b/clients/client-qbusiness/src/commands/ChatSyncCommand.ts
@@ -177,6 +177,7 @@ export interface ChatSyncCommandOutput extends ChatSyncOutput, __MetadataBearer
  * //           },
  * //         ],
  * //         allowedFormat: "STRING_VALUE",
+ * //         arrayItemJsonSchema: "DOCUMENT_VALUE",
  * //         required: true || false,
  * //       },
  * //     },
diff --git a/clients/client-qbusiness/src/commands/ListMessagesCommand.ts b/clients/client-qbusiness/src/commands/ListMessagesCommand.ts
index 09c1ca35fdb35..b5c8955f8dba5 100644
--- a/clients/client-qbusiness/src/commands/ListMessagesCommand.ts
+++ b/clients/client-qbusiness/src/commands/ListMessagesCommand.ts
@@ -96,6 +96,7 @@ export interface ListMessagesCommandOutput extends ListMessagesResponse, __Metad
  * //               },
  * //             ],
  * //             allowedFormat: "STRING_VALUE",
+ * //             arrayItemJsonSchema: "DOCUMENT_VALUE",
  * //             required: true || false,
  * //           },
  * //         },
diff --git a/clients/client-qbusiness/src/models/models_0.ts b/clients/client-qbusiness/src/models/models_0.ts
index 61c1e14995d24..2c23e88d13557 100644
--- a/clients/client-qbusiness/src/models/models_0.ts
+++ b/clients/client-qbusiness/src/models/models_0.ts
@@ -362,6 +362,13 @@ export interface ActionReviewPayloadField {
    */
   allowedFormat?: string;
 
+  /**
+   * <p>Use to create a custom form with array fields (fields with nested objects inside an
+   *             array). </p>
+   * @public
+   */
+  arrayItemJsonSchema?: __DocumentType;
+
   /**
    * <p>Information about whether the field is required.</p>
    * @public
diff --git a/clients/client-qbusiness/src/protocols/Aws_restJson1.ts b/clients/client-qbusiness/src/protocols/Aws_restJson1.ts
index d7778395b1944..5ceed080e11b5 100644
--- a/clients/client-qbusiness/src/protocols/Aws_restJson1.ts
+++ b/clients/client-qbusiness/src/protocols/Aws_restJson1.ts
@@ -3586,6 +3586,7 @@ const de_ActionReviewPayloadField = (output: any, context: __SerdeContext): Acti
   return take(output, {
     allowedFormat: __expectString,
     allowedValues: (_: any) => de_ActionReviewPayloadFieldAllowedValues(_, context),
+    arrayItemJsonSchema: (_: any) => de_ActionReviewPayloadFieldArrayItemJsonSchema(_, context),
     displayDescription: __expectString,
     displayName: __expectString,
     displayOrder: __expectInt32,
@@ -3623,6 +3624,13 @@ const de_ActionReviewPayloadFieldAllowedValues = (
   return retVal;
 };
 
+/**
+ * deserializeAws_restJson1ActionReviewPayloadFieldArrayItemJsonSchema
+ */
+const de_ActionReviewPayloadFieldArrayItemJsonSchema = (output: any, context: __SerdeContext): __DocumentType => {
+  return output;
+};
+
 // de_APISchema omitted.
 
 /**
diff --git a/codegen/sdk-codegen/aws-models/qbusiness.json b/codegen/sdk-codegen/aws-models/qbusiness.json
index 34dfb1a1749a0..5303a35981b0c 100644
--- a/codegen/sdk-codegen/aws-models/qbusiness.json
+++ b/codegen/sdk-codegen/aws-models/qbusiness.json
@@ -363,6 +363,12 @@
             "smithy.api#documentation": "<p>The expected data format for the action review input field value. For example, in PTO\n            request, <code>from</code> and <code>to</code> would be of <code>datetime</code> allowed\n            format. </p>"
           }
         },
+        "arrayItemJsonSchema": {
+          "target": "com.amazonaws.qbusiness#ActionReviewPayloadFieldArrayItemJsonSchema",
+          "traits": {
+            "smithy.api#documentation": "<p>Use to create a custom form with array fields (fields with nested objects inside an\n            array). </p>"
+          }
+        },
         "required": {
           "target": "smithy.api#Boolean",
           "traits": {
@@ -400,6 +406,9 @@
         "target": "com.amazonaws.qbusiness#ActionReviewPayloadFieldAllowedValue"
       }
     },
+    "com.amazonaws.qbusiness#ActionReviewPayloadFieldArrayItemJsonSchema": {
+      "type": "document"
+    },
     "com.amazonaws.qbusiness#AmazonResourceName": {
       "type": "string",
       "traits": {