diff --git a/tests/data/test503 b/tests/data/test503
index 768dcb420..d32b368a0 100644
--- a/tests/data/test503
+++ b/tests/data/test503
@@ -22,7 +22,7 @@ lib503
-simple multi https:// with authentication info
+simple multi https:// through proxy with authentication info
http://%HOSTIP:%HTTPSPORT/503 localhost:%HOSTPORT