diff --git a/typed-racket-more/typed/net/url-connect.rkt b/typed-racket-more/typed/net/url-connect.rkt
index 3ac41273..1104849c 100644
--- a/typed-racket-more/typed/net/url-connect.rkt
+++ b/typed-racket-more/typed/net/url-connect.rkt
@@ -5,4 +5,4 @@
 
 (require/typed/provide
  net/url-connect
- [current-https-protocol (U SSL-Client-Context SSL-Protocol)])
+ [current-https-protocol (Parameterof (U SSL-Client-Context SSL-Protocol))])