diff --git a/includes/api/ApiQuerySiteinfo.php b/includes/api/ApiQuerySiteinfo.php
index 3c22a73275d..5d999598e68 100644
--- a/includes/api/ApiQuerySiteinfo.php
+++ b/includes/api/ApiQuerySiteinfo.php
@@ -123,6 +123,7 @@ class ApiQuerySiteinfo extends ApiQueryBase {
 		$data['mainpage'] = $mainPage->getPrefixedText();
 		$data['base'] = wfExpandUrl( $mainPage->getFullURL(), PROTO_CURRENT );
 		$data['sitename'] = $GLOBALS['wgSitename'];
+		$data['logo'] = $GLOBALS['wgLogo'];
 		$data['generator'] = "MediaWiki {$GLOBALS['wgVersion']}";
 		$data['phpversion'] = phpversion();
 		$data['phpsapi'] = PHP_SAPI;