1 files changed, 3 insertions, 0 deletions
diff --git a/app/assets/javascripts/merge_request_tabs.js b/app/assets/javascripts/merge_request_tabs.js
index e02109d1fd1..94041d77bb0 100644
--- a/app/assets/javascripts/merge_request_tabs.js
+++ b/app/assets/javascripts/merge_request_tabs.js
@@ -177,6 +177,7 @@ export default class MergeRequestTabs {
     this.peek = document.getElementById('js-peek');
     this.sidebar = document.querySelector('.js-right-sidebar');
     this.pageLayout = document.querySelector('.layout-page');
+    this.expandSidebar = document.querySelector('.js-expand-sidebar');
     this.paddingTop = 16;
 
     this.scrollPositions = {};
@@ -281,6 +282,8 @@ export default class MergeRequestTabs {
       const tab = this.mergeRequestTabs.querySelector(`.${action}-tab`);
       if (tab) tab.classList.add('active');
 
+      this.expandSidebar?.classList.toggle('gl-display-none!', action !== 'show');
+
       if (action === 'commits') {
         this.loadCommits(href);
         // this.hideSidebar();