diff --git a/app/assets/javascripts/discourse/app/services/document-title.js b/app/assets/javascripts/discourse/app/services/document-title.js
index c4f9e54b362..c8b90105f0a 100644
--- a/app/assets/javascripts/discourse/app/services/document-title.js
+++ b/app/assets/javascripts/discourse/app/services/document-title.js
@@ -82,6 +82,11 @@ export default Service.extend({
 
     let displayCount = this._displayCount();
     let dynamicFavicon = this.currentUser && this.currentUser.dynamic_favicon;
+
+    if (this.currentUser && this.currentUser.isInDoNotDisturb()) {
+      document.title = title;
+      return;
+    }
     if (displayCount > 0 && !dynamicFavicon) {
       title = `(${displayCount}) ${title}`;
     }
diff --git a/app/assets/javascripts/discourse/tests/unit/services/document-title-test.js b/app/assets/javascripts/discourse/tests/unit/services/document-title-test.js
index a960c3757e1..90fc6e052fd 100644
--- a/app/assets/javascripts/discourse/tests/unit/services/document-title-test.js
+++ b/app/assets/javascripts/discourse/tests/unit/services/document-title-test.js
@@ -42,6 +42,22 @@ discourseModule("Unit | Service | document-title", function (hooks) {
     assert.equal(document.title, "test notifications");
   });
 
+  test("it doesn't display notification counts for users in do not disturb", function (assert) {
+    this.documentTitle.currentUser = currentUser();
+
+    const date = new Date();
+    date.setHours(date.getHours() + 1);
+    this.documentTitle.currentUser.do_not_disturb_until = date.toUTCString();
+
+    this.documentTitle.currentUser.dynamic_favicon = false;
+    this.documentTitle.setTitle("test notifications");
+    this.documentTitle.updateNotificationCount(5);
+    assert.equal(document.title, "test notifications");
+    this.documentTitle.setFocus(false);
+    this.documentTitle.updateNotificationCount(6);
+    assert.equal(document.title, "test notifications");
+  });
+
   test("it doesn't increment background context counts when focused", function (assert) {
     this.documentTitle.setTitle("background context");
     this.documentTitle.setFocus(true);