diff --git a/src/Symfony/Component/Messenger/Middleware/LoggingMiddleware.php b/src/Symfony/Component/Messenger/Middleware/LoggingMiddleware.php
index a2941055fa..f68b6d802d 100644
--- a/src/Symfony/Component/Messenger/Middleware/LoggingMiddleware.php
+++ b/src/Symfony/Component/Messenger/Middleware/LoggingMiddleware.php
@@ -46,7 +46,7 @@ class LoggingMiddleware implements MiddlewareInterface
             $envelope = $stack->next()->handle($envelope, $stack);
         } catch (\Throwable $e) {
             $context['exception'] = $e;
-            $this->logger->warning('An exception occurred while handling message "{class}"', $context);
+            $this->logger->warning('An exception occurred while handling message "{class}": '.$e->getMessage(), $context);
 
             throw $e;
         }
diff --git a/src/Symfony/Component/Messenger/Middleware/SendMessageMiddleware.php b/src/Symfony/Component/Messenger/Middleware/SendMessageMiddleware.php
index b978a9c1cb..e389da910c 100644
--- a/src/Symfony/Component/Messenger/Middleware/SendMessageMiddleware.php
+++ b/src/Symfony/Component/Messenger/Middleware/SendMessageMiddleware.php
@@ -91,7 +91,7 @@ class SendMessageMiddleware implements MiddlewareInterface
             }
         } catch (\Throwable $e) {
             $context['exception'] = $e;
-            $this->logger->warning('An exception occurred while handling message "{class}"', $context);
+            $this->logger->warning('An exception occurred while handling message "{class}": '.$e->getMessage(), $context);
 
             throw $e;
         }