diff --git a/CHANGELOG-5.3.md b/CHANGELOG-5.3.md
index 3cd96283ed8b6..dff9252ddcf24 100644
--- a/CHANGELOG-5.3.md
+++ b/CHANGELOG-5.3.md
@@ -7,6 +7,46 @@ in 5.3 minor versions.
 To get the diff for a specific change, go to https://github.com/symfony/symfony/commit/XXX where XXX is the change hash
 To get the diff between two versions, go to https://github.com/symfony/symfony/compare/v5.3.0...v5.3.1
 
+* 5.3.10 (2021-10-29)
+
+ * bug #43798 [Dotenv] Duplicate $_SERVER values in $_ENV if they don't exist (fancyweb)
+ * bug #43799 [PhpUnitBridge] fix symlink to bridge in docker by making its path relative (nicolas-grekas)
+ * bug #43801 [TwigBundle] fix auto-enabling assets/expression/routing/yaml/workflow extensions (nicolas-grekas)
+ * bug #43790 [String] Fix inflector for "zombies" (acodispo)
+ * bug #43781 [Messenger] Fix `TraceableMessageBus` implementation so it can compute caller even when used within a callback (Ocramius)
+ * bug #43589 [Lock] Fix incorrect return type in PostgreSqlStore (GromNaN)
+ * bug #43627 [Framework][Secrets] Fix service definition when local vault is disabled (GromNaN)
+ * bug #43579 [DependencyInjection] Fix autowiring tagged arguments from attributes (Okhoshi)
+ * bug #43655 [VarDumper] Fix dumping twig templates found in exceptions (event15)
+ * bug #43484 [Messenger] Fix Redis Transport when username is empty (villfa)
+ * bug #43659 Fix logging of impersonator introduced in 5.3 (johanwilfer)
+ * bug #43630 [Messenger] Fix unwrapping the Postgres connection in DBAL 3 (derrabus)
+ * bug #43568 [Messenger] fix: TypeError in PhpSerializer::encode() (dsech)
+ * bug #43591 [Config] Fix files sorting in GlobResource (lyrixx)
+ * bug #43569 [HttpClient] fix collecting debug info on destruction of CurlResponse (nicolas-grekas)
+ * bug #43545 [DependencyInjection] fix "url" env var processor (nicolas-grekas)
+ * bug #43537 [HttpClient] fix RetryableHttpClient when a response is canceled (nicolas-grekas)
+ * bug #43533 [Uid] fix 4 missing bits of entropy in UUIDv4 (nicolas-grekas)
+ * bug #43376 [Runtime] Fix class validation of composer "extra.runtime.class" (piku235)
+ * bug #43413 [VarDumper] Fix error with uninitialized XMLReader (villfa)
+ * bug #43439 [Notifier] [RocketChat] Fix undefined index for message id (OskarStark)
+ * bug #43408 [Notifier] Fix 'Undefined array key' error in FirebaseTransport (villfa)
+ * bug #43388 [Validator] Fixes URL validation for single-char subdomains (DfKimera)
+ * bug #41534 [Form] Fix ChoiceType to effectively set and use translator (marek-binkowski-sim)
+ * bug #43364 [Translation] Use symfony default locale when pulling translations from providers (Yoann MOROCUTTI)
+ * bug #43333 [HttpClient] fix missing kernel.reset tag on TraceableHttpClient services (nicolas-grekas)
+ * bug #43302 [Cache] Commit items implicitly only when deferred keys are requested (Sergey Belyshkin)
+ * bug #43330 [Cache][Lock] fix SQLSRV throws for method_exists() (GDmac)
+ * bug #43270 [VarDumper] Fix handling of "new" in initializers on PHP 8.1 (nicolas-grekas)
+ * bug #43312 [Translation] [Bridge] [Lokalise] do not export empty strings (taranovegor)
+ * bug #43277 [DependencyInjection] fix support for "new" in initializers on PHP 8.1 (nicolas-grekas)
+ * bug #43243 [HttpClient] accept headers when CURLE_RECV_ERROR is received before the content (nicolas-grekas)
+ * bug #43208 [Serializer] Attributes that extend serializer`s annotations are not ignored by the serialization process (Alexander Onatskiy)
+ * bug #43241 [PhpUnitBridge] Do not override correct triggering file for return type deprecations (wouterj)
+ * bug #43204 [Serializer] Fix denormalizing XML array with empty body (5.x) (alexandre-daubois)
+ * bug #43205 [Serializer] Fix denormalizing XML array with empty body (4.4) (alexandre-daubois)
+ * bug #43235 [Security] Remove annoying deprecation in `UsageTrackingTokenStorage` (chalasr)
+
 * 5.3.9 (2021-09-28)
 
  * Fix subtree split issue
diff --git a/src/Symfony/Component/HttpKernel/Kernel.php b/src/Symfony/Component/HttpKernel/Kernel.php
index 3fd0735bfbeac..ca588639cb3cc 100644
--- a/src/Symfony/Component/HttpKernel/Kernel.php
+++ b/src/Symfony/Component/HttpKernel/Kernel.php
@@ -75,12 +75,12 @@ abstract class Kernel implements KernelInterface, RebootableInterface, Terminabl
 
     private static $freshCache = [];
 
-    public const VERSION = '5.3.10-DEV';
+    public const VERSION = '5.3.10';
     public const VERSION_ID = 50310;
     public const MAJOR_VERSION = 5;
     public const MINOR_VERSION = 3;
     public const RELEASE_VERSION = 10;
-    public const EXTRA_VERSION = 'DEV';
+    public const EXTRA_VERSION = '';
 
     public const END_OF_MAINTENANCE = '01/2022';
     public const END_OF_LIFE = '01/2022';