diff --git a/wcfsetup/install/files/lib/http/middleware/CheckSystemEnvironment.class.php b/wcfsetup/install/files/lib/http/middleware/CheckSystemEnvironment.class.php
index 3d40f0025b1..07629b9020a 100644
--- a/wcfsetup/install/files/lib/http/middleware/CheckSystemEnvironment.class.php
+++ b/wcfsetup/install/files/lib/http/middleware/CheckSystemEnvironment.class.php
@@ -26,9 +26,9 @@ final class CheckSystemEnvironment implements MiddlewareInterface
      */
     public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
     {
-        if (!RequestHandler::getInstance()->isACPRequest()) {
-            // @phpstan-ignore smallerOrEqual.alwaysTrue, smallerOrEqual.alwaysTrue, booleanAnd.alwaysTrue
-            if (!(80100 <= \PHP_VERSION_ID && \PHP_VERSION_ID <= 80499)) {
+        // @phpstan-ignore smallerOrEqual.alwaysTrue, smallerOrEqual.alwaysTrue, booleanAnd.alwaysTrue
+        if (!(80100 <= \PHP_VERSION_ID && \PHP_VERSION_ID <= 80499)) {
+            if (!RequestHandler::getInstance()->isACPRequest()) {
                 return new HtmlResponse(
                     (new HtmlErrorRenderer())->render(
                         WCF::getLanguage()->getDynamicVariable('wcf.global.error.title'),
diff --git a/wcfsetup/install/files/lib/system/acp/dashboard/box/StatusMessageAcpDashboardBox.class.php b/wcfsetup/install/files/lib/system/acp/dashboard/box/StatusMessageAcpDashboardBox.class.php
index b80cc38471c..abcae07daee 100644
--- a/wcfsetup/install/files/lib/system/acp/dashboard/box/StatusMessageAcpDashboardBox.class.php
+++ b/wcfsetup/install/files/lib/system/acp/dashboard/box/StatusMessageAcpDashboardBox.class.php
@@ -79,7 +79,7 @@ private function getBasicMessages(): array
     {
         $messages = [];
         // @phpstan-ignore smallerOrEqual.alwaysTrue, smallerOrEqual.alwaysTrue, booleanAnd.alwaysTrue
-        if (!(80100 <= PHP_VERSION_ID && PHP_VERSION_ID <= 80499)) {
+        if (!(80100 <= \PHP_VERSION_ID && \PHP_VERSION_ID <= 80499)) {
             $messages[] = new StatusMessage(
                 StatusMessageType::Error,
                 WCF::getLanguage()->getDynamicVariable('wcf.global.incompatiblePhpVersion')