diff --git a/components/net/cookie.rs b/components/net/cookie.rs
index b47246440ca..42a49a4ac0a 100644
--- a/components/net/cookie.rs
+++ b/components/net/cookie.rs
@@ -160,7 +160,7 @@ impl Cookie {
             }
         }
 
-        if self.cookie.secure && url.scheme() != "https" {
+        if self.cookie.secure && !url.is_secure_scheme() {
             return false;
         }
         if self.cookie.httponly && source == CookieSource::NonHTTP {