diff --git a/envoy b/envoy
index df9cee389f..da4946498d 160000
--- a/envoy
+++ b/envoy
@@ -1 +1 @@
-Subproject commit df9cee389ff8152724484364f1f1c9ebfc188454
+Subproject commit da4946498da2d488971c164f5cef05688936079e
diff --git a/library/common/config/config.cc b/library/common/config/config.cc
index 2989dadeb7..11787932da 100644
--- a/library/common/config/config.cc
+++ b/library/common/config/config.cc
@@ -77,6 +77,9 @@ const std::string config_header = R"(
               name: preserve_case
               typed_config:
                 "@type": type.googleapis.com/envoy.extensions.http.header_formatters.preserve_case.v3.PreserveCaseFormatterConfig
+      upstream_http_protocol_options:
+        auto_sni: true
+        auto_san_validation: true
 
 !ignore admin_interface_defs: &admin_interface
     address: