diff --git a/src/HeroTrait.php b/src/HeroTrait.php
index 2096218d..bf6cfa1d 100644
--- a/src/HeroTrait.php
+++ b/src/HeroTrait.php
@@ -33,6 +33,10 @@ public function phpFatalErrorHandler($buffer): string
             return $buffer;
         }
 
+        if ($this->result === '') {
+            return $buffer;
+        }
+
         return $this->result;
     }