diff --git a/CHANGES.md b/CHANGES.md
index 269d07c..944e389 100644
--- a/CHANGES.md
+++ b/CHANGES.md
@@ -1,3 +1,6 @@
+# 2.4.0
+* Add support for PHPUnit 12
+
 # 2.3.0
 
 * Add more precise type for the `prophesize` method
diff --git a/composer.json b/composer.json
index a8e0cbd..d57b8c1 100644
--- a/composer.json
+++ b/composer.json
@@ -14,7 +14,7 @@
     "require": {
         "php": "^7.3 || ^8",
         "phpspec/prophecy": "^1.18",
-        "phpunit/phpunit":"^9.1 || ^10.1 || ^11.0"
+        "phpunit/phpunit":"^9.1 || ^10.1 || ^11.0 || ^12.0"
     },
     "autoload": {
         "psr-4": {