diff --git a/ietf/doc/utils_red.py b/ietf/doc/utils_red.py
index bcda893dca..5c5879d688 100644
--- a/ietf/doc/utils_red.py
+++ b/ietf/doc/utils_red.py
@@ -23,7 +23,7 @@ def trigger_red_precomputer(rfc_number_list=()):
         except requests.Timeout as e:
             log(f"POST request timed out for {url} : {e}")
             return
-        if response.status_code != 200:
+        if response.status_code // 100 != 2:  # 2xx status codes are ok
             log(
                 f"POST request failed for {url} : status_code={response.status_code}"
             )
diff --git a/ietf/static/css/ietf.scss b/ietf/static/css/ietf.scss
index 6695c57b13..b8c701eae1 100644
--- a/ietf/static/css/ietf.scss
+++ b/ietf/static/css/ietf.scss
@@ -46,6 +46,11 @@ $bootstrap-icons-font-src: url("npm:bootstrap-icons/font/fonts/bootstrap-icons.w
 url("npm:bootstrap-icons/font/fonts/bootstrap-icons.woff") format("woff");
 @import "bootstrap-icons/font/bootstrap-icons";
 
+// Disable contextual alternates (calt)
+body {
+  font-feature-settings: "calt" off;
+}
+
 // Leave room for fixed-top navbar...
 body.navbar-offset {
     padding-top: 60px;