diff --git a/composer.json b/composer.json
index 5a595088..ddf8b2af 100644
--- a/composer.json
+++ b/composer.json
@@ -8,7 +8,7 @@
     },
     "require-dev": {
         "doctrine/doctrine-bundle": "^3.0",
-        "doctrine/orm": "^3.0",
+        "doctrine/orm": "^3.5",
         "symplify/easy-coding-standard": "^13.2",
         "phpstan/extension-installer": "^1.4",
         "phpstan/phpstan": "^2.2",
diff --git a/tests/ComposerBased/ComposerBasedTest.php b/tests/ComposerBased/ComposerBasedTest.php
index 1e702f99..99fb291c 100644
--- a/tests/ComposerBased/ComposerBasedTest.php
+++ b/tests/ComposerBased/ComposerBasedTest.php
@@ -25,10 +25,4 @@ public function provideConfigFilePath(): string
     {
         return __DIR__ . '/config/composer_based.php';
     }
-
-    protected function provideComposerJsonFilePath(): string
-    {
-        // pin the version-bound rules to the versions the fixtures target, instead of the ones installed locally
-        return __DIR__ . '/composer.json';
-    }
 }
diff --git a/tests/ComposerBased/composer.json b/tests/ComposerBased/composer.json
deleted file mode 100644
index c32aa58f..00000000
--- a/tests/ComposerBased/composer.json
+++ /dev/null
@@ -1,6 +0,0 @@
-{
-    "require": {
-        "doctrine/orm": "^3.5",
-        "doctrine/dbal": "^4.0"
-    }
-}