diff --git a/wmf-config/InitialiseSettings.php b/wmf-config/InitialiseSettings.php
index 0ae82d681ed..4517ee4577f 100644
--- a/wmf-config/InitialiseSettings.php
+++ b/wmf-config/InitialiseSettings.php
@@ -971,7 +971,9 @@
 
 // Wikis which allow async uploads via the job queue if uploads are enabled
 'wgEnableAsyncUploads' => array(
-	'default' => true,
+	'default' => false,
+	'testwiki' => true,
+	'test2wiki' => true,
 ),
 
 # wgUploadNavigationUrl @{