diff --git a/phpBB/includes/functions_content.php b/phpBB/includes/functions_content.php
index 752ebe0f13..6b2ee98d7a 100644
--- a/phpBB/includes/functions_content.php
+++ b/phpBB/includes/functions_content.php
@@ -1107,7 +1107,7 @@ function extension_allowed($forum_id, $extension, &$extensions)
 * 	NOTE: This parameter can cause undesired behavior (returning strings longer than $max_store_length) and is deprecated.
 * @param string $append String to be appended
 */
-function truncate_string($string, $max_length = 120, $max_store_length = 255, $allow_reply = false, $append = '')
+function truncate_string($string, $max_length = 60, $max_store_length = 255, $allow_reply = false, $append = '')
 {
 	$chars = array();
 
diff --git a/phpBB/includes/functions_posting.php b/phpBB/includes/functions_posting.php
index f77f54679f..c549f99091 100644
--- a/phpBB/includes/functions_posting.php
+++ b/phpBB/includes/functions_posting.php
@@ -1657,8 +1657,8 @@ function submit_post($mode, $subject, $username, $topic_type, &$poll, &$data, $u
 
 	// First of all make sure the subject and topic title are having the correct length.
 	// To achieve this without cutting off between special chars we convert to an array and then count the elements.
-	$subject = truncate_string($subject);
-	$data['topic_title'] = truncate_string($data['topic_title']);
+	$subject = truncate_string($subject, 120);
+	$data['topic_title'] = truncate_string($data['topic_title'], 120);
 
 	// Collect some basic information about which tables and which rows to update/insert
 	$sql_data = $topic_row = array();