diff --git a/composer.json b/composer.json
index 09dec3c..3d14f33 100644
--- a/composer.json
+++ b/composer.json
@@ -62,6 +62,8 @@
         "friendsofphp/php-cs-fixer": "*",
         "phpstan/extension-installer": "*",
         "phpstan/phpstan": "*",
+        "phpstan/phpstan-deprecation-rules": "*",
+        "phpstan/phpstan-phpunit": "*",
         "phpstan/phpstan-symfony": "*",
         "phpunit/phpunit": "^10.5|^11|^12|^13",
         "psr/log": "^2|^3",
diff --git a/phpstan.neon b/phpstan.neon
index e9a9e7e..906f411 100644
--- a/phpstan.neon
+++ b/phpstan.neon
@@ -3,3 +3,24 @@ parameters:
     paths:
         - src
         - tests
+    # Same ignores in all the process bundles: not all of them match in each bundle
+    reportUnmatchedIgnoredErrors: false
+    ignoreErrors:
+        # PHPUnit 13 deprecates expectExceptionMessage() (sebastianbergmann/phpunit#6560), still needed with PHPUnit 11 and 12
+        - message: '#^Call to deprecated method expectExceptionMessage\(\) of class PHPUnit\\Framework\\TestCase#'
+          path: tests/*
+        # Symfony 8.1 deprecates HttpKernel\Bundle\BundleInterface: its replacement does not exist in Symfony 6.4 and 7.4
+        - message: '#typehint with deprecated interface Symfony\\Component\\HttpKernel\\Bundle\\BundleInterface#'
+          path: tests/*
+        # The tests of the deprecated code of the bundles use it
+        - message: '#deprecated .*CleverAge\\#'
+          path: tests/*
+        # Assertions on values already known by PHPStan, kept as regression checks (or values changed by reference)
+        - identifier: staticMethod.alreadyNarrowedType
+          path: tests/*
+        - identifier: method.alreadyNarrowedType
+          path: tests/*
+        - identifier: staticMethod.impossibleType
+          path: tests/*
+        - identifier: method.impossibleType
+          path: tests/*