diff --git a/src/plugins/base64togallery.ts b/src/plugins/base64togallery.ts
index a5cc2d2a6..b55be6423 100644
--- a/src/plugins/base64togallery.ts
+++ b/src/plugins/base64togallery.ts
@@ -24,11 +24,11 @@ export class Base64ToGallery {
   /**
    * Converts a base64 string to an image file in the device gallery
    * @param {string} data The actual base64 string that you want to save
-   * @param {string} prefix Prefix the file with a string. Default is 'img_'. Optional.
+   * @param {any} options (optional) An object with properties: prefix, mediaScanner
    * @returns {Promise} returns a promise that resolves when the image is saved.
    */
   @Cordova()
-  static base64ToGallery(data: string, prefix?: string): Promise<any> {
+  static base64ToGallery(data: string, options?: {prefix?: string; mediaScanner?: boolean}): Promise<any> {
     return;
   }