diff --git a/lib/url.c b/lib/url.c
index d342c4e698..2f02a0a16a 100644
--- a/lib/url.c
+++ b/lib/url.c
@@ -2556,6 +2556,9 @@ static CURLcode create_conn_helper_init_proxy(struct connectdata *conn)
     conn->bits.socksproxy = FALSE;
     conn->bits.proxy_user_passwd = FALSE;
     conn->bits.tunnel_proxy = FALSE;
+    /* CURLPROXY_HTTPS does not have its own flag in conn->bits, yet we need
+       to signal that CURLPROXY_HTTPS is not used for this connection */
+    conn->http_proxy.proxytype = CURLPROXY_HTTP;
   }
 
 out: