diff --git a/History.md b/History.md
index 10353d962..261ebcd86 100644
--- a/History.md
+++ b/History.md
@@ -1,4 +1,18 @@
 
+2.21.1 / 2024-07-20
+==================
+
+### Deprecated
+
+* Assert: Add notice about upcoming change in how [`assert.expect()`](https://qunitjs.com/api/assert/expect/) counts steps for `assert.verifySteps()`. [#1226](https://github.com/qunitjs/qunit/issues/1226)
+
+### Fixed
+
+* Core: Fix missing second frame in QUnit.stack() in Safari. [#1776](https://github.com/qunitjs/qunit/pull/1776)
+* Core: Fix stacktrace cleaner to support URLs with host ports. [#1769](https://github.com/qunitjs/qunit/issues/1769)
+* HTML Reporter: Fix reversed order after clicking "Hide passed". [#1763](https://github.com/qunitjs/qunit/pull/1763)
+* HTML Reporter: Fix encoding of label for urlConfig multi-value item.
+
 2.21.0 / 2024-05-29
 ==================
 
diff --git a/package-lock.json b/package-lock.json
index 3778598a2..e9e939037 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "qunit",
-  "version": "2.21.0-pre",
+  "version": "2.21.1-pre",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "qunit",
-      "version": "2.21.0-pre",
+      "version": "2.21.1-pre",
       "license": "MIT",
       "dependencies": {
         "commander": "7.2.0",
diff --git a/package.json b/package.json
index 21cbae73f..e7c7e073e 100644
--- a/package.json
+++ b/package.json
@@ -2,7 +2,7 @@
   "name": "qunit",
   "title": "QUnit",
   "description": "The powerful, easy-to-use testing framework.",
-  "version": "2.21.0-pre",
+  "version": "2.21.1-pre",
   "homepage": "https://qunitjs.com",
   "author": {
     "name": "OpenJS Foundation and other contributors",