diff --git a/erp5/util/testnode/SlapOSMasterCommunicator.py b/erp5/util/testnode/SlapOSMasterCommunicator.py
index 50619b2d0451e487300af7e06a71c3b74250dde9..8042232405e17d1a5d504c38f313e7a8955d4be9 100644
--- a/erp5/util/testnode/SlapOSMasterCommunicator.py
+++ b/erp5/util/testnode/SlapOSMasterCommunicator.py
@@ -50,7 +50,7 @@ class SlapOSMasterCommunicator(object):
 
   def _curl(self, link):
     """
-    link must look like : {'href':link,'type':content_type}
+    'link' must look like : {'href':url,'type':content_type}
     """
     api_scheme, api_netloc, api_path, api_query, api_fragment = urlparse.urlsplit(link['href'])
     self.connection.request(