diff --git a/src/Roots/Acorn/Bootloader.php b/src/Roots/Acorn/Bootloader.php
index 9122c8ad..6be1e469 100644
--- a/src/Roots/Acorn/Bootloader.php
+++ b/src/Roots/Acorn/Bootloader.php
@@ -228,9 +228,11 @@ protected function bootHttp(ApplicationContract $app)
     protected function registerWordPressRoute(ApplicationContract $app)
     {
         $app->make('router')
-            ->any('{any?}', fn () => tap(response(), function (Response $response) {
+            ->any('{any?}', fn () => tap(response(''), function (Response $response) {
                 foreach (headers_list() as $header) {
-                    header_remove($header);
+                    if (! headers_sent()) {
+                        header_remove($header);
+                    }
                     $response->header(...explode(': ', $header));
                 }