diff --git a/CHANGELOG.md b/CHANGELOG.md
index 87403f04..a5d9e3f2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,6 +1,7 @@
 ## Unreleased
 
 * Add `GoogleCloudLoggingFormatter` as `monolog.formatter.google` to services
+* Add `expand_newlines` option to the `error_log` handler
 
 ## 4.0.2 (2026-04-02)
 
diff --git a/src/DependencyInjection/Configuration.php b/src/DependencyInjection/Configuration.php
index 7b13f393..b7e83c30 100644
--- a/src/DependencyInjection/Configuration.php
+++ b/src/DependencyInjection/Configuration.php
@@ -268,6 +268,7 @@
  *   - [message_type]: int 0 or 4, defaults to 0
  *   - [level]: level name or int value, defaults to DEBUG
  *   - [bubble]: bool, defaults to true
+ *   - [expand_newlines]: bool, defaults to false
  *
  * - null:
  *   - [level]: level name or int value, defaults to DEBUG
@@ -550,6 +551,7 @@ public function getConfigTreeBuilder(): TreeBuilder
                 ->scalarNode('connection_timeout')->end() // socket_handler, logentries, pushover & slack
                 ->booleanNode('persistent')->end() // socket_handler
                 ->scalarNode('message_type')->defaultValue(0)->end() // error_log
+                ->booleanNode('expand_newlines')->defaultFalse()->end() // error_log
                 ->scalarNode('parse_mode')->defaultNull()->end() // telegram
                 ->booleanNode('disable_webpage_preview')->defaultNull()->end() // telegram
                 ->booleanNode('disable_notification')->defaultNull()->end() // telegram
diff --git a/src/DependencyInjection/MonologExtension.php b/src/DependencyInjection/MonologExtension.php
index 2b994f12..ee7cc139 100644
--- a/src/DependencyInjection/MonologExtension.php
+++ b/src/DependencyInjection/MonologExtension.php
@@ -634,6 +634,7 @@ private function buildHandler(ContainerBuilder $container, string $name, array $
                     $handler['message_type'],
                     $handler['level'],
                     $handler['bubble'],
+                    $handler['expand_newlines'],
                 ]);
                 break;