diff --git a/tests/data/test1513 b/tests/data/test1513
index 4a63f1806..8abb96fa6 100644
--- a/tests/data/test1513
+++ b/tests/data/test1513
@@ -7,16 +7,20 @@ PROGRESSFUNCTION
# Server-side
+
+HTTP/1.1 204 PARTIAL
+X-Comment: partial response to keep the client waiting
+
+
+wait 10
+
# Client-side
-none
-
-
http
-
+
lib1513
@@ -26,7 +30,7 @@ return failure immediately from progress callback
# this server/host won't be used for real
-http://localhost/1513
+http://%HOSTIP:%HTTPPORT/1513