diff --git a/backend.php b/backend.php
index 775c17c39..e4dd4fea1 100644
--- a/backend.php
+++ b/backend.php
@@ -748,7 +748,7 @@
 		}
 
 		if ($subop == "sanityCheck") {
-			sanity_check();
+			sanity_check($link);
 		}
 
 		if ($subop == "globalPurge") {