diff --git a/tests/data/test1476 b/tests/data/test1476
index bc0c32d3a6..101fa95b01 100644
--- a/tests/data/test1476
+++ b/tests/data/test1476
@@ -32,6 +32,7 @@ PSL violating cookie with mixed case domain and cookie domain property
 -x http://%HOSTIP:%HTTPPORT/%TESTNUMBER http://curl.co.UK -c %LOGDIR/cookies%TESTNUMBER.txt
 </command>
 <features>
+proxy
 PSL
 cookies
 </features>