diff --git a/src/Symfony/Routing/ApiLoader.php b/src/Symfony/Routing/ApiLoader.php
index 4c546ae839..1fa70ab296 100644
--- a/src/Symfony/Routing/ApiLoader.php
+++ b/src/Symfony/Routing/ApiLoader.php
@@ -13,7 +13,9 @@
 
 namespace ApiPlatform\Symfony\Routing;
 
+use ApiPlatform\Metadata\CollectionOperationInterface;
 use ApiPlatform\Metadata\Exception\RuntimeException;
+use ApiPlatform\Metadata\HttpOperation;
 use ApiPlatform\Metadata\NotExposed;
 use ApiPlatform\Metadata\Resource\Factory\ResourceMetadataCollectionFactoryInterface;
 use ApiPlatform\Metadata\Resource\Factory\ResourceNameCollectionFactoryInterface;
@@ -58,7 +60,9 @@ public function load(mixed $data, ?string $type = null): RouteCollection
             $routeCollection->addResource(new DirectoryResource($directory, '/\.php$/'));
         }
 
-        if (!$notExposedOnly) {
+        if ($notExposedOnly) {
+            $routeCollection->addCollection($this->fileLoader->load('genid.php'));
+        } else {
             $this->loadExternalFiles($routeCollection);
         }
 
@@ -66,7 +70,11 @@ public function load(mixed $data, ?string $type = null): RouteCollection
             foreach ($this->resourceMetadataFactory->create($resourceClass) as $resourceMetadata) {
                 foreach ($resourceMetadata->getOperations() as $operationName => $operation) {
                     if ($notExposedOnly && !$operation instanceof NotExposed) {
-                        continue;
+                        if ($operation instanceof CollectionOperationInterface || !$operation instanceof HttpOperation) {
+                            continue;
+                        }
+
+                        $operation = $operation->withController('api_platform.action.not_exposed');
                     }
 
                     if ($operation->getOpenapi() instanceof Webhook) {
diff --git a/tests/Symfony/Routing/ApiLoaderTest.php b/tests/Symfony/Routing/ApiLoaderTest.php
index 77de66e6f7..38734a6e62 100644
--- a/tests/Symfony/Routing/ApiLoaderTest.php
+++ b/tests/Symfony/Routing/ApiLoaderTest.php
@@ -258,23 +258,28 @@ public function testApiLoaderWithPrefix(): void
         );
     }
 
-    public function testApiLoaderIrisTypeOnlyEmitsNotExposedRoutes(): void
+    public function testApiLoaderIrisTypeRegistersItemRoutesWithNotExposedController(): void
     {
         $resourceCollection = new ResourceMetadataCollection(Dummy::class, [
             (new ApiResource())->withShortName('dummy')->withOperations(new Operations([
                 'api_dummies_get_item' => (new Get())->withUriTemplate('/dummies/{id}{._format}')->withController('api_platform.action.get_item'),
                 'api_dummies_get_collection' => (new GetCollection())->withUriTemplate('/dummies{._format}'),
                 'api_dummies_not_exposed_item' => (new NotExposed())->withUriTemplate('/dummies/{id}{._format}'),
+                'api_dummies_not_exposed_by_uuid_item' => (new NotExposed())->withUriTemplate('/dummies/by_uuid/{uuid}{._format}'),
             ])),
         ]);
 
         $routeCollection = $this->getApiLoaderWithResourceMetadataCollection($resourceCollection)->load(null, ApiLoader::TYPE_IRIS);
 
-        $this->assertNull($routeCollection->get('api_dummies_get_item'));
-        $this->assertNull($routeCollection->get('api_dummies_get_collection'));
+        $itemRoute = $routeCollection->get('api_dummies_get_item');
+        $this->assertNotNull($itemRoute);
+        $this->assertSame('api_platform.action.not_exposed', $itemRoute->getDefault('_controller'));
         $this->assertNotNull($routeCollection->get('api_dummies_not_exposed_item'));
+        $this->assertNotNull($routeCollection->get('api_dummies_not_exposed_by_uuid_item'));
+        $this->assertNull($routeCollection->get('api_dummies_get_collection'));
         $this->assertNull($routeCollection->get('api_jsonld_context'));
         $this->assertNull($routeCollection->get('api_entrypoint'));
+        $this->assertNotNull($routeCollection->get('api_genid'));
     }
 
     public function testApiLoaderWithUndefinedControllerService(): void