diff --git a/phpBB/includes/acp/acp_extensions.php b/phpBB/includes/acp/acp_extensions.php
index 69a1063e4d..2e93f2a09d 100644
--- a/phpBB/includes/acp/acp_extensions.php
+++ b/phpBB/includes/acp/acp_extensions.php
@@ -436,7 +436,7 @@ class acp_extensions
 					redirect($this->u_action);
 				}
 
-				$formatter = new \Composer\Console\HtmlOutputFormatter([
+				$formatter = new \phpbb\composer\io\html_output_formatter([
 					'warning' => new \Symfony\Component\Console\Formatter\OutputFormatterStyle('black', 'yellow')
 				]);
 
@@ -475,7 +475,7 @@ class acp_extensions
 					redirect($this->u_action);
 				}
 
-				$formatter = new \Composer\Console\HtmlOutputFormatter([
+				$formatter = new \phpbb\composer\io\html_output_formatter([
 					'warning' => new \Symfony\Component\Console\Formatter\OutputFormatterStyle('black', 'yellow')
 				]);
 
@@ -514,7 +514,7 @@ class acp_extensions
 					redirect($this->u_action);
 				}
 
-				$formatter = new \Composer\Console\HtmlOutputFormatter([
+				$formatter = new \phpbb\composer\io\html_output_formatter([
 					'warning' => new \Symfony\Component\Console\Formatter\OutputFormatterStyle('black', 'yellow')
 				]);
 
@@ -553,7 +553,7 @@ class acp_extensions
 					redirect($this->u_action);
 				}
 
-				$formatter = new \Composer\Console\HtmlOutputFormatter([
+				$formatter = new \phpbb\composer\io\html_output_formatter([
 					'warning' => new \Symfony\Component\Console\Formatter\OutputFormatterStyle('black', 'yellow')
 				]);
 
diff --git a/phpBB/phpbb/composer/io/html_output_formatter.php b/phpBB/phpbb/composer/io/html_output_formatter.php
new file mode 100644
index 0000000000..5431d3210d
--- /dev/null
+++ b/phpBB/phpbb/composer/io/html_output_formatter.php
@@ -0,0 +1,27 @@
+<?php
+/**
+ *
+ * This file is part of the phpBB Forum Software package.
+ *
+ * @copyright (c) phpBB Limited <https://www.phpbb.com>
+ * @license GNU General Public License, version 2 (GPL-2.0)
+ *
+ * For full copyright and license information, please see
+ * the docs/CREDITS.txt file.
+ *
+ */
+
+namespace phpbb\composer\io;
+
+class html_output_formatter extends \Composer\Console\HtmlOutputFormatter
+{
+	/**
+	 * {@inheritdoc}
+	 */
+	public function format($message)
+	{
+		$formatted = parent::format($message);
+
+		return preg_replace_callback("{[\033\e]\[([0-9;]+)m(.*?)[\033\e]\[[0-9;]+m}s", array($this, 'formatHtml'), $formatted);
+	}
+}