diff --git a/scripts/http-drupal-users-enum.nse b/scripts/http-drupal-users-enum.nse
index 7e38f10b4..981906f01 100644
--- a/scripts/http-drupal-users-enum.nse
+++ b/scripts/http-drupal-users-enum.nse
@@ -58,7 +58,7 @@ action = function(host, port)
   -- send requests
   local pipeline_responses = http.pipeline_go(host, port, allrequests)
   if not pipeline_responses then
-    stdnse.print_debug(1, "No answers from pipelined requests", SCRIPT_NAME)
+    stdnse.print_debug(1, "%s: No answers from pipelined requests", SCRIPT_NAME)
     return nil
   end