diff --git a/phpBB/docs/CHANGELOG.html b/phpBB/docs/CHANGELOG.html
index f60622b75b..2ca61084bf 100644
--- a/phpBB/docs/CHANGELOG.html
+++ b/phpBB/docs/CHANGELOG.html
@@ -130,6 +130,7 @@
 		<li>[Fix] Fixed reapply_sid() to correctly strip session id in certain circumstances (Bug #43125 - Patch by leviatan21)</li>
 		<li>[Fix] Correctly state why one language pack is marked with an asterisk in the ACP. (Bug #37565 - Patch by bantu)</li>
 		<li>[Fix] Correctly check if install directory is still present. (Bug #46965 - Patch by rxu)</li>
+		<li>[Fix] Correct banned user behaviour when &quot;force password change&quot; is enabled (Bug #47145 - Patch by nickvergessen and leviatan21 )</li>
 		<li>[Fix] Correctly display ACP logs options, without permission to clear logs. (Bug #24155 - Patch by leviatan21)</li>
 		<li>[Change] Change the data format of the default file ACM to be more secure from tampering and have better performance.</li>
 		<li>[Change] Add index on log_time to the log table to prevent slowdown on boards with many log entries. (Bug #44665 - Patch by bantu)</li>
diff --git a/phpBB/includes/session.php b/phpBB/includes/session.php
index 509e11e524..c1bc4b3f31 100644
--- a/phpBB/includes/session.php
+++ b/phpBB/includes/session.php
@@ -1833,7 +1833,7 @@ class user extends session
 
 		// Does the user need to change their password? If so, redirect to the
 		// ucp profile reg_details page ... of course do not redirect if we're already in the ucp
-		if (!defined('IN_ADMIN') && !defined('ADMIN_START') && $config['chg_passforce'] && $this->data['is_registered'] && $auth->acl_get('u_chgpasswd') && $this->data['user_passchg'] < time() - ($config['chg_passforce'] * 86400))
+		if (!defined('IN_ADMIN') && !defined('ADMIN_START') && $config['chg_passforce'] && !empty($this->data['is_registered']) && $auth->acl_get('u_chgpasswd') && $this->data['user_passchg'] < time() - ($config['chg_passforce'] * 86400))
 		{
 			if (strpos($this->page['query_string'], 'mode=reg_details') === false && $this->page['page_name'] != "ucp.$phpEx")
 			{
diff --git a/phpBB/style.php b/phpBB/style.php
index 78fd2a91b4..a5c50e7fec 100644
--- a/phpBB/style.php
+++ b/phpBB/style.php
@@ -91,7 +91,7 @@ if ($id)
 	$recompile = $config['load_tplcompile'];
 	if (!$user)
 	{
-		$id			= $config['default_style'];
+		$id			= ($id) ? $id : $config['default_style'];
 		$recompile	= false;
 		$user		= array('user_id' => ANONYMOUS);
 	}
@@ -289,4 +289,4 @@ if ($id)
 
 exit;
 
-?>
\ No newline at end of file
+?>