diff --git a/phpBB/adm/style/acp_help_phpbb.html b/phpBB/adm/style/acp_help_phpbb.html
index 478ecc162a..2426bf57cd 100644
--- a/phpBB/adm/style/acp_help_phpbb.html
+++ b/phpBB/adm/style/acp_help_phpbb.html
@@ -38,10 +38,12 @@
 			<dd>{L_SEND_STATISTICS_LONG}</dd>
 		</dl>
 	</div>
+	<script>
+        var statsData = {S_STATS_DATA};
+	</script>
 	<!-- EVENT acp_help_phpbb_stats_after -->
 	<fieldset>
 		<p class="submit-buttons">
-			<input type="hidden" name="systemdata" value="{RAW_DATA}" />
 			<input type="hidden" name="help_send_statistics_time" value="{COLLECT_STATS_TIME}" />
 			<input class="button1" type="submit" id="submit" name="submit" value="{L_SUBMIT}" />
 		</p>
@@ -52,7 +54,11 @@
 <form action="{U_COLLECT_STATS}" method="post" target="questionaire_result" id="questionnaire-form">
 	<fieldset>
 		<p class="submit-buttons">
-			<input type="hidden" name="systemdata" value="{RAW_DATA}" />
+			<!-- BEGIN providers -->
+				<!-- BEGIN values -->
+					<input type="hidden" name="{providers.NAME}[{providers.values.KEY}]" value="{providers.values.VALUE}" />
+				<!-- END values -->
+			<!-- END providers -->
 			<input class="button1" type="submit" id="submit_stats" name="submit" value="{L_SEND_STATISTICS}" />
 		</p>
 	</fieldset>
diff --git a/phpBB/adm/style/ajax.js b/phpBB/adm/style/ajax.js
index 644e74bef7..b9424723bb 100644
--- a/phpBB/adm/style/ajax.js
+++ b/phpBB/adm/style/ajax.js
@@ -1,4 +1,4 @@
-/* global phpbb */
+/* global phpbb, statsData */
 
 (function($) {  // Avoid conflicts with other libraries
 
@@ -87,7 +87,7 @@ phpbb.prepareSendStats = function () {
 		$.ajax({
 			url: $this.attr('data-ajax-action').replace('&amp;', '&'),
 			type: 'POST',
-			data: 'systemdata=' + encodeURIComponent($this.find('input[name=systemdata]').val()),
+			data: statsData,
 			success: returnHandler,
 			error: errorHandler,
 			cache: false
diff --git a/phpBB/includes/acp/acp_help_phpbb.php b/phpBB/includes/acp/acp_help_phpbb.php
index a36b36eddc..2b603d63f4 100644
--- a/phpBB/includes/acp/acp_help_phpbb.php
+++ b/phpBB/includes/acp/acp_help_phpbb.php
@@ -32,7 +32,7 @@ class acp_help_phpbb
 			include($phpbb_root_path . 'includes/questionnaire/questionnaire.' . $phpEx);
 		}
 
-		$collect_url = "https://www.phpbb.com/stats/receive_stats.php";
+		$collect_url = "https://www.phpbb.com/statistics/send";
 
 		$this->tpl_name = 'acp_help_phpbb';
 		$this->page_title = 'ACP_HELP_PHPBB';
@@ -90,13 +90,15 @@ class acp_help_phpbb
 
 			if (!empty($response))
 			{
-				if ((strpos($response, 'Thank you') !== false || strpos($response, 'Flood protection') !== false))
+				$decoded_response = json_decode($response, true);
+
+				if ($decoded_response && isset($decoded_response['status']) && $decoded_response['status'] == 'ok')
 				{
 					trigger_error($user->lang('THANKS_SEND_STATISTICS') . adm_back_link($this->u_action));
 				}
 				else
 				{
-					trigger_error($user->lang('FAIL_SEND_STATISTICS') . adm_back_link($this->u_action));
+					trigger_error($user->lang('FAIL_SEND_STATISTICS') . adm_back_link($this->u_action), E_USER_WARNING);
 				}
 			}
 
@@ -106,7 +108,8 @@ class acp_help_phpbb
 		$template->assign_vars(array(
 			'U_COLLECT_STATS'		=> $collect_url,
 			'S_COLLECT_STATS'		=> (!empty($config['help_send_statistics'])) ? true : false,
-			'RAW_DATA'				=> $collector->get_data_for_form(),
+			'S_STATS'				=> $collector->get_data_raw(),
+			'S_STATS_DATA'			=> json_encode($collector->get_data_raw()),
 			'U_ACP_MAIN'			=> append_sid("{$phpbb_admin_path}index.$phpEx"),
 			'U_ACTION'				=> $this->u_action,
 			// Pass earliest time we should try to send stats again
diff --git a/phpBB/includes/questionnaire/questionnaire.php b/phpBB/includes/questionnaire/questionnaire.php
index 95036a95bc..2bc95cf58f 100644
--- a/phpBB/includes/questionnaire/questionnaire.php
+++ b/phpBB/includes/questionnaire/questionnaire.php
@@ -68,7 +68,7 @@ class phpbb_questionnaire_data_collector
 
 	function get_data_for_form()
 	{
-		return base64_encode(serialize($this->get_data_raw()));
+		return base64_encode(json_encode($this->get_data_raw()));
 	}
 
 	/**
@@ -124,7 +124,7 @@ class phpbb_questionnaire_php_data_provider
 			'zend.ze1_compatibility_mode'	=> (int) @ini_get('zend.ze1_compatibility_mode'),
 			'unicode.semantics'				=> (int) @ini_get('unicode.semantics'),
 			'zend_thread_safty'				=> (int) function_exists('zend_thread_id'),
-			'extensions'					=> get_loaded_extensions(),
+			'extensions'					=> implode(",", get_loaded_extensions()),
 		);
 	}
 }