diff --git a/tests/FILEFORMAT b/tests/FILEFORMAT
index 20ff64a6b..a8e74b31e 100644
--- a/tests/FILEFORMAT
+++ b/tests/FILEFORMAT
@@ -222,6 +222,7 @@ Metalink
 NSS
 NTLM
 OpenSSL
+PSL
 socks
 SPNEGO
 SSL