diff --git a/src/Symfony/Component/Console/Command/Command.php b/src/Symfony/Component/Console/Command/Command.php
index 460b917945..00010d6db8 100644
--- a/src/Symfony/Component/Console/Command/Command.php
+++ b/src/Symfony/Component/Console/Command/Command.php
@@ -255,7 +255,7 @@ class Command
             $statusCode = $this->execute($input, $output);
 
             if (!\is_int($statusCode)) {
-                @trigger_error(sprintf('A non numeric or nullable $statusCode returned by Command::execute() is deprecated since Symfony 4.4, return an integer value instead.'), E_USER_DEPRECATED);
+                @trigger_error(sprintf('Return value of "%s::execute()" should always be of the type int since Symfony 4.4, %s returned.', \get_class($this), \gettype($statusCode)), E_USER_DEPRECATED);
             }
         }