diff --git a/Classes/Middleware/GenerateMiddleware.php b/Classes/Middleware/GenerateMiddleware.php
index 269479cdf09..9a48bce7591 100644
--- a/Classes/Middleware/GenerateMiddleware.php
+++ b/Classes/Middleware/GenerateMiddleware.php
@@ -95,6 +95,7 @@ protected function calculateLifetime(RequestInterface $request, ResponseInterfac
             /** @var CacheDataCollector $frontendCacheCollector */
             /* @phpstan-ignore-next-line */
             $frontendCacheCollector = $request->getAttribute('frontend.cache.collector');
+            /* @phpstan-ignore-next-line */
             return $frontendCacheCollector->resolveLifetime();
         }