diff --git a/src/Symfony/Component/Console/Event/ConsoleErrorEvent.php b/src/Symfony/Component/Console/Event/ConsoleErrorEvent.php
index 038d97af8aed7..69551b2dfc5c6 100644
--- a/src/Symfony/Component/Console/Event/ConsoleErrorEvent.php
+++ b/src/Symfony/Component/Console/Event/ConsoleErrorEvent.php
@@ -53,6 +53,6 @@ public function setExitCode(int $exitCode): void
 
     public function getExitCode(): int
     {
-        return null !== $this->exitCode ? $this->exitCode : ($this->error->getCode() ?: 1);
+        return null !== $this->exitCode ? $this->exitCode : (is_int($this->error->getCode()) ? $this->error->getCode() : 1);
     }
 }