diff --git a/Message/Http/Response.php b/Message/Http/Response.php
index 4388aece6..9d04e324c 100644
--- a/Message/Http/Response.php
+++ b/Message/Http/Response.php
@@ -141,7 +141,7 @@ final class Response extends ResponseAbstract implements RenderableInterface
 
     /**
      * Remove whitespace and line break from render
-     * 
+     *
      * @param string $render Rendered string
      *
      * @return string
@@ -152,7 +152,7 @@ final class Response extends ResponseAbstract implements RenderableInterface
     {
         $types = $this->header->get('Content-Type');
         if (\stripos($types[0], MimeType::M_HTML) !== false) {
-            return \trim(\preg_replace('/(\s{2,}|\n|\t)(?![^<>]*<\/pre>)/', ' ', $render));
+            return \trim(\preg_replace('/(?s)<pre[^<]*>.*?<\/pre>(*SKIP)(*F)|(\s{2,}|\n|\t)/', ' ', $render));
         }
 
         return $render;