diff --git a/core/lib/Drupal/Core/Utility/Error.php b/core/lib/Drupal/Core/Utility/Error.php
index eb452c2426..f7b560a095 100644
--- a/core/lib/Drupal/Core/Utility/Error.php
+++ b/core/lib/Drupal/Core/Utility/Error.php
@@ -72,6 +72,7 @@ public static function decodeException($exception) {
       'severity_level' => static::ERROR,
       'backtrace' => $backtrace,
       '@backtrace_string' => $exception->getTraceAsString(),
+      'exception' => $exception,
     ];
   }