diff --git a/.github/SECURITY.md b/.github/SECURITY.md
index a61c947..201c132 100644
--- a/.github/SECURITY.md
+++ b/.github/SECURITY.md
@@ -4,13 +4,13 @@
 
 The following versions of `ergebnis/data-provider` have active support:
 
-- `^3.3.0`
+- `^3.4.0`
 
 ## Unsupported Versions
 
 The following versions of `ergebnis/data-provider` have reached their end of life:
 
-- `<3.3.0`
+- `<3.4.0`
 
 ## Reporting a Vulnerability
 
diff --git a/CHANGELOG.md b/CHANGELOG.md
index a7d339c..2e33185 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,7 +6,11 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 
 ## Unreleased
 
-For a full diff see [`3.3.0...main`][3.3.0...main].
+For a full diff see [`3.4.0...main`][3.4.0...main].
+
+## [`3.4.0`][3.4.0]
+
+For a full diff see [`3.3.0...3.4.0`][3.3.0...3.4.0].
 
 ### Added
 
@@ -103,6 +107,7 @@ For a full diff see [`a5f2657...1.0.0`][a5f2657...1.0.0].
 [3.1.0]: https://github.com/ergebnis/data-provider/releases/tag/3.1.0
 [3.2.0]: https://github.com/ergebnis/data-provider/releases/tag/3.2.0
 [3.3.0]: https://github.com/ergebnis/data-provider/releases/tag/3.3.0
+[3.4.0]: https://github.com/ergebnis/data-provider/releases/tag/3.4.0
 
 [a5f2657...1.0.0]: https://github.com/ergebnis/data-provider/compare/a5f2657...1.0.0
 [1.0.0...1.1.0]: https://github.com/ergebnis/data-provider/compare/1.0.0...1.1.0
@@ -113,7 +118,8 @@ For a full diff see [`a5f2657...1.0.0`][a5f2657...1.0.0].
 [3.0.0...3.1.0]: https://github.com/ergebnis/data-provider/compare/3.0.0...3.1.0
 [3.1.0...3.2.0]: https://github.com/ergebnis/data-provider/compare/3.1.0...3.2.0
 [3.2.0...3.3.0]: https://github.com/ergebnis/data-provider/compare/3.2.0...3.3.0
-[3.3.0...main]: https://github.com/ergebnis/data-provider/compare/3.3.0...main
+[3.3.0...3.4.0]: https://github.com/ergebnis/data-provider/compare/3.3.0...3.4.0
+[3.4.0...main]: https://github.com/ergebnis/data-provider/compare/3.4.0...main
 
 [#1]: https://github.com/ergebnis/data-provider/pull/1
 [#21]: https://github.com/ergebnis/data-provider/pull/21
diff --git a/composer.json b/composer.json
index ef4552d..bbd4ac1 100644
--- a/composer.json
+++ b/composer.json
@@ -64,7 +64,7 @@
   },
   "extra": {
     "branch-alias": {
-      "dev-main": "3.3-dev"
+      "dev-main": "3.4-dev"
     },
     "composer-normalize": {
       "indent-size": 2,
diff --git a/composer.lock b/composer.lock
index f0b18b1..484e98f 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "e5994b146c11deac5b58578fdb620261",
+    "content-hash": "da158c97a9d6889a6124385cbb5fefbc",
     "packages": [
         {
             "name": "fakerphp/faker",
@@ -6345,13 +6345,13 @@
     ],
     "aliases": [],
     "minimum-stability": "stable",
-    "stability-flags": [],
+    "stability-flags": {},
     "prefer-stable": false,
     "prefer-lowest": false,
     "platform": {
         "php": "~7.4.0 || ~8.0.0 || ~8.1.0 || ~8.2.0 || ~8.3.0 || ~8.4.0"
     },
-    "platform-dev": [],
+    "platform-dev": {},
     "platform-overrides": {
         "php": "7.4.33"
     },