diff --git a/tests/acceptance/pageObjects/FilesPageElement/sharingDialog.js b/tests/acceptance/pageObjects/FilesPageElement/sharingDialog.js
index 26d5d1b5d2f..e21f3d2f70a 100644
--- a/tests/acceptance/pageObjects/FilesPageElement/sharingDialog.js
+++ b/tests/acceptance/pageObjects/FilesPageElement/sharingDialog.js
@@ -498,6 +498,10 @@ module.exports = {
       }
       return this.saveChanges()
     },
+    /**
+     * opens expiration date field on the webUI
+     * @return {*}
+     */
     openExpiryDateCalender: function () {
       this
         .initAjaxCounters()
@@ -505,6 +509,10 @@ module.exports = {
         .click('@expirationDateField')
       return client.page.FilesPageElement.expirationDatePicker()
     },
+    /**
+     * extracts set value in expiration date field
+     * @return {Promise<*>}
+     */
     getExpirationDateFromInputField: async function () {
       let expirationDate
       await this
@@ -514,6 +522,10 @@ module.exports = {
         })
       return expirationDate
     },
+    /**
+     * gets disabled status of save share button
+     * @return {Promise<*>}
+     */
     getDisabledAttributeOfSaveShareButton: async function () {
       let disabled
       await this