diff --git a/tests/data/test1939 b/tests/data/test1939
index 0b9987b5bb..19dc74d2b8 100644
--- a/tests/data/test1939
+++ b/tests/data/test1939
@@ -29,6 +29,9 @@ Content-Length: 0
 
 # Client-side
 <client>
+<features>
+proxy
+</features>
 <server>
 https
 http-proxy