diff --git a/NEWS b/NEWS
index 9772e076f..5cd72a29e 100644
--- a/NEWS
+++ b/NEWS
@@ -3,6 +3,7 @@
 
 Bug fixes
  - sogo-tool manage-acl not working on v2 (#4292)
+ - [web] restored mail threads state of inbox on initial page load
 
 
 2.3.23 (2017-10-18)
diff --git a/UI/WebServerResources/MailerUI.js b/UI/WebServerResources/MailerUI.js
index cb4c5b7ee..aae488cbb 100644
--- a/UI/WebServerResources/MailerUI.js
+++ b/UI/WebServerResources/MailerUI.js
@@ -955,6 +955,8 @@ function openMailbox(mailbox, reload) {
         var messageList = $("messageListBody").down('TBODY');
         var key = mailbox;
 
+        Mailer.currentMailbox = mailbox;
+
         if (reload) {
             // Don't change data source, only query UIDs from server and refresh
             // the view. Cases that end up here:
@@ -997,8 +999,6 @@ function openMailbox(mailbox, reload) {
             Mailer.dataTable.render();
         }
 
-        Mailer.currentMailbox = mailbox;
-
         if (Mailer.unseenCountMailboxes.indexOf(mailbox) == -1) {
             Mailer.unseenCountMailboxes.push(mailbox);
         }