diff --git a/clients/client-codeconnections/src/commands/CreateSyncConfigurationCommand.ts b/clients/client-codeconnections/src/commands/CreateSyncConfigurationCommand.ts
index 07ce2733bfefe..40005c8d0c58e 100644
--- a/clients/client-codeconnections/src/commands/CreateSyncConfigurationCommand.ts
+++ b/clients/client-codeconnections/src/commands/CreateSyncConfigurationCommand.ts
@@ -46,6 +46,7 @@ export interface CreateSyncConfigurationCommandOutput extends CreateSyncConfigur
  *   SyncType: "CFN_STACK_SYNC", // required
  *   PublishDeploymentStatus: "ENABLED" || "DISABLED",
  *   TriggerResourceUpdateOn: "ANY_CHANGE" || "FILE_CHANGE",
+ *   PullRequestComment: "ENABLED" || "DISABLED",
  * };
  * const command = new CreateSyncConfigurationCommand(input);
  * const response = await client.send(command);
@@ -62,6 +63,7 @@ export interface CreateSyncConfigurationCommandOutput extends CreateSyncConfigur
  * //     SyncType: "CFN_STACK_SYNC", // required
  * //     PublishDeploymentStatus: "ENABLED" || "DISABLED",
  * //     TriggerResourceUpdateOn: "ANY_CHANGE" || "FILE_CHANGE",
+ * //     PullRequestComment: "ENABLED" || "DISABLED",
  * //   },
  * // };
  *
diff --git a/clients/client-codeconnections/src/commands/GetSyncConfigurationCommand.ts b/clients/client-codeconnections/src/commands/GetSyncConfigurationCommand.ts
index a008d5760a372..aa6efc630a8d4 100644
--- a/clients/client-codeconnections/src/commands/GetSyncConfigurationCommand.ts
+++ b/clients/client-codeconnections/src/commands/GetSyncConfigurationCommand.ts
@@ -54,6 +54,7 @@ export interface GetSyncConfigurationCommandOutput extends GetSyncConfigurationO
  * //     SyncType: "CFN_STACK_SYNC", // required
  * //     PublishDeploymentStatus: "ENABLED" || "DISABLED",
  * //     TriggerResourceUpdateOn: "ANY_CHANGE" || "FILE_CHANGE",
+ * //     PullRequestComment: "ENABLED" || "DISABLED",
  * //   },
  * // };
  *
diff --git a/clients/client-codeconnections/src/commands/ListSyncConfigurationsCommand.ts b/clients/client-codeconnections/src/commands/ListSyncConfigurationsCommand.ts
index 0c859d16c18a6..df3e383549905 100644
--- a/clients/client-codeconnections/src/commands/ListSyncConfigurationsCommand.ts
+++ b/clients/client-codeconnections/src/commands/ListSyncConfigurationsCommand.ts
@@ -57,6 +57,7 @@ export interface ListSyncConfigurationsCommandOutput extends ListSyncConfigurati
  * //       SyncType: "CFN_STACK_SYNC", // required
  * //       PublishDeploymentStatus: "ENABLED" || "DISABLED",
  * //       TriggerResourceUpdateOn: "ANY_CHANGE" || "FILE_CHANGE",
+ * //       PullRequestComment: "ENABLED" || "DISABLED",
  * //     },
  * //   ],
  * //   NextToken: "STRING_VALUE",
diff --git a/clients/client-codeconnections/src/commands/UpdateSyncConfigurationCommand.ts b/clients/client-codeconnections/src/commands/UpdateSyncConfigurationCommand.ts
index 2d5ea6880dd28..bc4636661850d 100644
--- a/clients/client-codeconnections/src/commands/UpdateSyncConfigurationCommand.ts
+++ b/clients/client-codeconnections/src/commands/UpdateSyncConfigurationCommand.ts
@@ -44,6 +44,7 @@ export interface UpdateSyncConfigurationCommandOutput extends UpdateSyncConfigur
  *   SyncType: "CFN_STACK_SYNC", // required
  *   PublishDeploymentStatus: "ENABLED" || "DISABLED",
  *   TriggerResourceUpdateOn: "ANY_CHANGE" || "FILE_CHANGE",
+ *   PullRequestComment: "ENABLED" || "DISABLED",
  * };
  * const command = new UpdateSyncConfigurationCommand(input);
  * const response = await client.send(command);
@@ -60,6 +61,7 @@ export interface UpdateSyncConfigurationCommandOutput extends UpdateSyncConfigur
  * //     SyncType: "CFN_STACK_SYNC", // required
  * //     PublishDeploymentStatus: "ENABLED" || "DISABLED",
  * //     TriggerResourceUpdateOn: "ANY_CHANGE" || "FILE_CHANGE",
+ * //     PullRequestComment: "ENABLED" || "DISABLED",
  * //   },
  * // };
  *
diff --git a/clients/client-codeconnections/src/models/models_0.ts b/clients/client-codeconnections/src/models/models_0.ts
index 27ca8114c8a85..d6f66cecfdc04 100644
--- a/clients/client-codeconnections/src/models/models_0.ts
+++ b/clients/client-codeconnections/src/models/models_0.ts
@@ -514,6 +514,20 @@ export const PublishDeploymentStatus = {
  */
 export type PublishDeploymentStatus = (typeof PublishDeploymentStatus)[keyof typeof PublishDeploymentStatus];
 
+/**
+ * @public
+ * @enum
+ */
+export const PullRequestComment = {
+  DISABLED: "DISABLED",
+  ENABLED: "ENABLED",
+} as const;
+
+/**
+ * @public
+ */
+export type PullRequestComment = (typeof PullRequestComment)[keyof typeof PullRequestComment];
+
 /**
  * @public
  * @enum
@@ -595,6 +609,12 @@ export interface CreateSyncConfigurationInput {
    * @public
    */
   TriggerResourceUpdateOn?: TriggerResourceUpdateOn;
+
+  /**
+   * <p>A toggle that specifies whether to enable or disable pull request comments for the sync configuration to be created.</p>
+   * @public
+   */
+  PullRequestComment?: PullRequestComment;
 }
 
 /**
@@ -669,6 +689,12 @@ export interface SyncConfiguration {
    * @public
    */
   TriggerResourceUpdateOn?: TriggerResourceUpdateOn;
+
+  /**
+   * <p>A toggle that specifies whether to enable or disable pull request comments for the sync configuration to be created.</p>
+   * @public
+   */
+  PullRequestComment?: PullRequestComment;
 }
 
 /**
@@ -842,7 +868,7 @@ export interface Connection {
 
   /**
    * <p>The Amazon Resource Name (ARN) of the connection. The ARN is used as the connection
-   *       reference when the connection is shared between Amazon Web Services.</p>
+   *       reference when the connection is shared between Amazon Web Servicesservices.</p>
    *          <note>
    *             <p>The ARN is never reused if the connection is deleted.</p>
    *          </note>
@@ -2082,6 +2108,12 @@ export interface UpdateSyncConfigurationInput {
    * @public
    */
   TriggerResourceUpdateOn?: TriggerResourceUpdateOn;
+
+  /**
+   * <p>TA toggle that specifies whether to enable or disable pull request comments for the sync configuration to be updated.</p>
+   * @public
+   */
+  PullRequestComment?: PullRequestComment;
 }
 
 /**
diff --git a/codegen/sdk-codegen/aws-models/codeconnections.json b/codegen/sdk-codegen/aws-models/codeconnections.json
index fb121557410f8..e6450eea50f68 100644
--- a/codegen/sdk-codegen/aws-models/codeconnections.json
+++ b/codegen/sdk-codegen/aws-models/codeconnections.json
@@ -917,7 +917,7 @@
         "ConnectionArn": {
           "target": "com.amazonaws.codeconnections#ConnectionArn",
           "traits": {
-            "smithy.api#documentation": "<p>The Amazon Resource Name (ARN) of the connection. The ARN is used as the connection\n      reference when the connection is shared between Amazon Web Services.</p>\n         <note>\n            <p>The ARN is never reused if the connection is deleted.</p>\n         </note>"
+            "smithy.api#documentation": "<p>The Amazon Resource Name (ARN) of the connection. The ARN is used as the connection\n      reference when the connection is shared between Amazon Web Servicesservices.</p>\n         <note>\n            <p>The ARN is never reused if the connection is deleted.</p>\n         </note>"
           }
         },
         "ProviderType": {
@@ -1335,6 +1335,12 @@
           "traits": {
             "smithy.api#documentation": "<p>When to trigger Git sync to begin the stack update.</p>"
           }
+        },
+        "PullRequestComment": {
+          "target": "com.amazonaws.codeconnections#PullRequestComment",
+          "traits": {
+            "smithy.api#documentation": "<p>A toggle that specifies whether to enable or disable pull request comments for the sync configuration to be created.</p>"
+          }
         }
       },
       "traits": {
@@ -2717,6 +2723,23 @@
         }
       }
     },
+    "com.amazonaws.codeconnections#PullRequestComment": {
+      "type": "enum",
+      "members": {
+        "ENABLED": {
+          "target": "smithy.api#Unit",
+          "traits": {
+            "smithy.api#enumValue": "ENABLED"
+          }
+        },
+        "DISABLED": {
+          "target": "smithy.api#Unit",
+          "traits": {
+            "smithy.api#enumValue": "DISABLED"
+          }
+        }
+      }
+    },
     "com.amazonaws.codeconnections#RepositoryLinkArn": {
       "type": "string",
       "traits": {
@@ -3463,6 +3486,12 @@
           "traits": {
             "smithy.api#documentation": "<p>When to trigger Git sync to begin the stack update.</p>"
           }
+        },
+        "PullRequestComment": {
+          "target": "com.amazonaws.codeconnections#PullRequestComment",
+          "traits": {
+            "smithy.api#documentation": "<p>A toggle that specifies whether to enable or disable pull request comments for the sync configuration to be created.</p>"
+          }
         }
       },
       "traits": {
@@ -4071,6 +4100,12 @@
           "traits": {
             "smithy.api#documentation": "<p>When to trigger Git sync to begin the stack update.</p>"
           }
+        },
+        "PullRequestComment": {
+          "target": "com.amazonaws.codeconnections#PullRequestComment",
+          "traits": {
+            "smithy.api#documentation": "<p>TA toggle that specifies whether to enable or disable pull request comments for the sync configuration to be updated.</p>"
+          }
         }
       },
       "traits": {