diff --git a/phpBB/adm/style/captcha_gd_acp.html b/phpBB/adm/style/captcha_gd_acp.html
index d1f50bc899..be715401db 100644
--- a/phpBB/adm/style/captcha_gd_acp.html
+++ b/phpBB/adm/style/captcha_gd_acp.html
@@ -1,6 +1,7 @@
 <!-- INCLUDE overall_header.html -->
 
 <a name="maincontent"></a>
+	<a href="{U_ACTION}" style="float: {S_CONTENT_FLOW_END};">&laquo; {L_BACK}</a>
 
 <h1>{L_ACP_VC_SETTINGS}</h1>
 
diff --git a/phpBB/includes/captcha/plugins/phpbb_captcha_gd_plugin.php b/phpBB/includes/captcha/plugins/phpbb_captcha_gd_plugin.php
index 863d31a45d..a85566deff 100644
--- a/phpBB/includes/captcha/plugins/phpbb_captcha_gd_plugin.php
+++ b/phpBB/includes/captcha/plugins/phpbb_captcha_gd_plugin.php
@@ -140,6 +140,7 @@ class phpbb_captcha_gd extends phpbb_default_captcha
 			$template->assign_vars(array(
 				'CAPTCHA_PREVIEW'	=> $this->get_demo_template($id),
 				'CAPTCHA_NAME'		=> $this->get_class_name(),
+				'U_ACTION'			=> $module->u_action,
 			));
 		}
 	}
diff --git a/phpBB/includes/captcha/plugins/phpbb_recaptcha_plugin.php b/phpBB/includes/captcha/plugins/phpbb_recaptcha_plugin.php
index 3634869a06..bd965fb10e 100644
--- a/phpBB/includes/captcha/plugins/phpbb_recaptcha_plugin.php
+++ b/phpBB/includes/captcha/plugins/phpbb_recaptcha_plugin.php
@@ -117,6 +117,7 @@ class phpbb_recaptcha extends phpbb_default_captcha
 			$template->assign_vars(array(
 				'CAPTCHA_PREVIEW'	=> $this->get_demo_template($id),
 				'CAPTCHA_NAME'		=> $this->get_class_name(),
+				'U_ACTION'			=> $module->u_action,
 			));
 
 		}