diff --git a/lib/cron.php b/lib/cron.php
index 4148ee785e23e6a4de19b534bb64c3b8901e52f3..0d8f86da8bbe610a91de8a93e1e02fc1aa431f90 100644
--- a/lib/cron.php
+++ b/lib/cron.php
@@ -57,7 +57,7 @@ function noblogs_run_cron_for_current_blog() {
     $blog_details = get_blog_details(null, false);
     $domain = $blog_details->domain;
     echo "  executing wp-cli for unsafe hooks ({$domain})\n";
-    system("wp cron event run --due-now --url={$domain}", $retval);
+    system("wp cron event run --due-now --url={$domain} 2>/dev/null", $retval);
     if ($retval != 0) {
         error_log("error executing wp-cli cron runner for blog {$domain}");
     }