diff --git a/blob/ChangeLog.md b/blob/ChangeLog.md
index bb5cd87..6e3d96c 100644
--- a/blob/ChangeLog.md
+++ b/blob/ChangeLog.md
@@ -9,6 +9,7 @@
 * [Breaking] Updated names of exported interfaces `IHTTPPipelineLogger` & `IHTTPClient` to `IHttpPipelineLogger` & `IHttpClient`.
 * Removed `File` from `uploadBrowserDataToBlockBlob` parameter type list, because `File` extends `Blob` which is already in the list.
 * Fixed typos in `IRange` comments.
+* Removed useless `marker` filed from option of `ServiceURL.listContainersSegment` method.
 
 2018.09 10.1.0-preview
 
diff --git a/blob/lib/ServiceURL.ts b/blob/lib/ServiceURL.ts
index 9130438..8b89992 100644
--- a/blob/lib/ServiceURL.ts
+++ b/blob/lib/ServiceURL.ts
@@ -11,16 +11,6 @@ export interface IServiceListContainersSegmentOptions {
    * whose name begins with the specified prefix.
    */
   prefix?: string;
-  /**
-   * @member {string} [marker] A string value that identifies the portion of
-   * the list of containers to be returned with the next listing operation. The
-   * operation returns the NextMarker value within the response body if the
-   * listing operation did not return all containers remaining to be listed
-   * with the current page. The NextMarker value can be used as the value for
-   * the marker parameter in a subsequent call to request the next page of list
-   * items. The marker value is opaque to the client.
-   */
-  marker?: string;
   /**
    * @member {number} [maxresults] Specifies the maximum number of containers
    * to return. If the request does not specify maxresults, or specifies a
@@ -166,7 +156,13 @@ export class ServiceURL extends StorageURL {
    *
    * @param {Aborter} aborter Create a new Aborter instance with Aborter.none or Aborter.timeout(),
    *                          goto documents of Aborter for more examples about request cancellation
-   * @param {string} [marker]
+   * @param {string} [marker] A string value that identifies the portion of
+   *                          the list of containers to be returned with the next listing operation. The
+   *                          operation returns the NextMarker value within the response body if the
+   *                          listing operation did not return all containers remaining to be listed
+   *                          with the current page. The NextMarker value can be used as the value for
+   *                          the marker parameter in a subsequent call to request the next page of list
+   *                          items. The marker value is opaque to the client.
    * @param {IServiceListContainersSegmentOptions} [options]
    * @returns {Promise<Models.ServiceListContainersSegmentResponse>}
    * @memberof ServiceURL